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Finding the Fourth Proportional to 1,933,247.04, 2,901,715.68 and 1,186,751.04

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Solution

The fourth proportional to 1,933,247.04, 2,901,715.68 and 1,186,751.04 is: 1,781,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,247.04 : 2,901,715.68 = 1,186,751.04 : x
  2. Step 2: Convert to fraction form
    1,933,247.04/2,901,715.68 = 1,186,751.04/x
  3. Step 3: Cross multiply
    1,933,247.04x = 2,901,715.68 × 1,186,751.04
  4. Step 4: Simplify right side
    1,933,247.04x = 3,443,614,101,024.31
  5. Step 5: Solve for x
    x = 3,443,614,101,024.31/1,933,247.04
  6. Step 6: Final answer
    x = 1,781,259.21

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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.