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Finding the Fourth Proportional to 803,549.28, 1,207,206 and 758,156.16

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Solution

The fourth proportional to 803,549.28, 1,207,206 and 758,156.16 is: 1,139,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,549.28 : 1,207,206 = 758,156.16 : x
  2. Step 2: Convert to fraction form
    803,549.28/1,207,206 = 758,156.16/x
  3. Step 3: Cross multiply
    803,549.28x = 1,207,206 × 758,156.16
  4. Step 4: Simplify right side
    803,549.28x = 915,250,665,288.96
  5. Step 5: Solve for x
    x = 915,250,665,288.96/803,549.28
  6. Step 6: Final answer
    x = 1,139,010.00

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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.