Home / 987,523.44-1,362,781.08-534,816.24

Finding the Fourth Proportional to 987,523.44, 1,362,781.08 and 534,816.24

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Solution

The fourth proportional to 987,523.44, 1,362,781.08 and 534,816.24 is: 738,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,523.44 : 1,362,781.08 = 534,816.24 : x
  2. Step 2: Convert to fraction form
    987,523.44/1,362,781.08 = 534,816.24/x
  3. Step 3: Cross multiply
    987,523.44x = 1,362,781.08 × 534,816.24
  4. Step 4: Simplify right side
    987,523.44x = 728,837,453,148.74
  5. Step 5: Solve for x
    x = 728,837,453,148.74/987,523.44
  6. Step 6: Final answer
    x = 738,045.72

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Half scale
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Double scale
Find fourth proportional to 987,524.44, 1,362,782.46 and 534,817.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.