Home / 1,494,400.80-2,241,601.20-497,128.80

Finding the Fourth Proportional to 1,494,400.80, 2,241,601.20 and 497,128.80

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Solution

The fourth proportional to 1,494,400.80, 2,241,601.20 and 497,128.80 is: 745,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,400.80 : 2,241,601.20 = 497,128.80 : x
  2. Step 2: Convert to fraction form
    1,494,400.80/2,241,601.20 = 497,128.80/x
  3. Step 3: Cross multiply
    1,494,400.80x = 2,241,601.20 × 497,128.80
  4. Step 4: Simplify right side
    1,494,400.80x = 1,114,364,514,634.56
  5. Step 5: Solve for x
    x = 1,114,364,514,634.56/1,494,400.80
  6. Step 6: Final answer
    x = 745,693.20

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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.