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Finding the Fourth Proportional to 499,332.49, 749,187.47 and 299,792.01

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Solution

The fourth proportional to 499,332.49, 749,187.47 and 299,792.01 is: 449,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,332.49 : 749,187.47 = 299,792.01 : x
  2. Step 2: Convert to fraction form
    499,332.49/749,187.47 = 299,792.01/x
  3. Step 3: Cross multiply
    499,332.49x = 749,187.47 × 299,792.01
  4. Step 4: Simplify right side
    499,332.49x = 224,600,417,498.12
  5. Step 5: Solve for x
    x = 224,600,417,498.12/499,332.49
  6. Step 6: Final answer
    x = 449,801.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.