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Finding the Fourth Proportional to 291,492.56, 437,488.07 and 114,124.13

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Solution

The fourth proportional to 291,492.56, 437,488.07 and 114,124.13 is: 171,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,492.56 : 437,488.07 = 114,124.13 : x
  2. Step 2: Convert to fraction form
    291,492.56/437,488.07 = 114,124.13/x
  3. Step 3: Cross multiply
    291,492.56x = 437,488.07 × 114,124.13
  4. Step 4: Simplify right side
    291,492.56x = 49,927,945,374.13
  5. Step 5: Solve for x
    x = 49,927,945,374.13/291,492.56
  6. Step 6: Final answer
    x = 171,283.77

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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.