Home / 1,181,048.40-1,771,572.60-432,997.20

Finding the Fourth Proportional to 1,181,048.40, 1,771,572.60 and 432,997.20

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Solution

The fourth proportional to 1,181,048.40, 1,771,572.60 and 432,997.20 is: 649,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,048.40 : 1,771,572.60 = 432,997.20 : x
  2. Step 2: Convert to fraction form
    1,181,048.40/1,771,572.60 = 432,997.20/x
  3. Step 3: Cross multiply
    1,181,048.40x = 1,771,572.60 × 432,997.20
  4. Step 4: Simplify right side
    1,181,048.40x = 767,085,975,396.72
  5. Step 5: Solve for x
    x = 767,085,975,396.72/1,181,048.40
  6. Step 6: Final answer
    x = 649,495.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.