Home / 749,013.48-1,033,519.14-426,729.96

Finding the Fourth Proportional to 749,013.48, 1,033,519.14 and 426,729.96

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Solution

The fourth proportional to 749,013.48, 1,033,519.14 and 426,729.96 is: 588,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,013.48 : 1,033,519.14 = 426,729.96 : x
  2. Step 2: Convert to fraction form
    749,013.48/1,033,519.14 = 426,729.96/x
  3. Step 3: Cross multiply
    749,013.48x = 1,033,519.14 × 426,729.96
  4. Step 4: Simplify right side
    749,013.48x = 441,033,581,271.43
  5. Step 5: Solve for x
    x = 441,033,581,271.43/749,013.48
  6. Step 6: Final answer
    x = 588,819.28

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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.