Home / 747,073.10-1,031,009.64-424,813.26

Finding the Fourth Proportional to 747,073.10, 1,031,009.64 and 424,813.26

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Solution

The fourth proportional to 747,073.10, 1,031,009.64 and 424,813.26 is: 586,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,073.10 : 1,031,009.64 = 424,813.26 : x
  2. Step 2: Convert to fraction form
    747,073.10/1,031,009.64 = 424,813.26/x
  3. Step 3: Cross multiply
    747,073.10x = 1,031,009.64 × 424,813.26
  4. Step 4: Simplify right side
    747,073.10x = 437,986,566,259.83
  5. Step 5: Solve for x
    x = 437,986,566,259.83/747,073.10
  6. Step 6: Final answer
    x = 586,270.03

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Double scale
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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.