Home / 732,713.46-1,010,772.55-499,965.83

Finding the Fourth Proportional to 732,713.46, 1,010,772.55 and 499,965.83

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Solution

The fourth proportional to 732,713.46, 1,010,772.55 and 499,965.83 is: 689,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,713.46 : 1,010,772.55 = 499,965.83 : x
  2. Step 2: Convert to fraction form
    732,713.46/1,010,772.55 = 499,965.83/x
  3. Step 3: Cross multiply
    732,713.46x = 1,010,772.55 × 499,965.83
  4. Step 4: Simplify right side
    732,713.46x = 505,351,736,263.46
  5. Step 5: Solve for x
    x = 505,351,736,263.46/732,713.46
  6. Step 6: Final answer
    x = 689,699.00

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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.