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Finding the Fourth Proportional to 1,402,773.14, 1,935,957.57 and 799,044.50

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Solution

The fourth proportional to 1,402,773.14, 1,935,957.57 and 799,044.50 is: 1,102,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,773.14 : 1,935,957.57 = 799,044.50 : x
  2. Step 2: Convert to fraction form
    1,402,773.14/1,935,957.57 = 799,044.50/x
  3. Step 3: Cross multiply
    1,402,773.14x = 1,935,957.57 × 799,044.50
  4. Step 4: Simplify right side
    1,402,773.14x = 1,546,916,248,541.87
  5. Step 5: Solve for x
    x = 1,546,916,248,541.87/1,402,773.14
  6. Step 6: Final answer
    x = 1,102,755.82

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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.