Home / 983,583.76-1,357,332.24-553,869.04

Finding the Fourth Proportional to 983,583.76, 1,357,332.24 and 553,869.04

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Solution

The fourth proportional to 983,583.76, 1,357,332.24 and 553,869.04 is: 764,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,583.76 : 1,357,332.24 = 553,869.04 : x
  2. Step 2: Convert to fraction form
    983,583.76/1,357,332.24 = 553,869.04/x
  3. Step 3: Cross multiply
    983,583.76x = 1,357,332.24 × 553,869.04
  4. Step 4: Simplify right side
    983,583.76x = 751,784,304,729.85
  5. Step 5: Solve for x
    x = 751,784,304,729.85/983,583.76
  6. Step 6: Final answer
    x = 764,331.76

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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.