Home / 736,281.23-1,013,755.25-625,666.56

Finding the Fourth Proportional to 736,281.23, 1,013,755.25 and 625,666.56

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Solution

The fourth proportional to 736,281.23, 1,013,755.25 and 625,666.56 is: 861,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,281.23 : 1,013,755.25 = 625,666.56 : x
  2. Step 2: Convert to fraction form
    736,281.23/1,013,755.25 = 625,666.56/x
  3. Step 3: Cross multiply
    736,281.23x = 1,013,755.25 × 625,666.56
  4. Step 4: Simplify right side
    736,281.23x = 634,272,751,752.33
  5. Step 5: Solve for x
    x = 634,272,751,752.33/736,281.23
  6. Step 6: Final answer
    x = 861,454.47

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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.