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Finding the Fourth Proportional to 560,304.70, 836,086.96 and 499,918.02

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Solution

The fourth proportional to 560,304.70, 836,086.96 and 499,918.02 is: 745,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,304.70 : 836,086.96 = 499,918.02 : x
  2. Step 2: Convert to fraction form
    560,304.70/836,086.96 = 499,918.02/x
  3. Step 3: Cross multiply
    560,304.70x = 836,086.96 × 499,918.02
  4. Step 4: Simplify right side
    560,304.70x = 417,974,937,591.02
  5. Step 5: Solve for x
    x = 417,974,937,591.02/560,304.70
  6. Step 6: Final answer
    x = 745,977.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.