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Finding the Fourth Proportional to 1,199,369.57, 1,799,366.00 and 357,921.32

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Solution

The fourth proportional to 1,199,369.57, 1,799,366.00 and 357,921.32 is: 536,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,369.57 : 1,799,366.00 = 357,921.32 : x
  2. Step 2: Convert to fraction form
    1,199,369.57/1,799,366.00 = 357,921.32/x
  3. Step 3: Cross multiply
    1,199,369.57x = 1,799,366.00 × 357,921.32
  4. Step 4: Simplify right side
    1,199,369.57x = 644,031,443,096.68
  5. Step 5: Solve for x
    x = 644,031,443,096.68/1,199,369.57
  6. Step 6: Final answer
    x = 536,974.98

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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.