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Finding the Fourth Proportional to 366,624.74, 549,937.56 and 100,387.56

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Solution

The fourth proportional to 366,624.74, 549,937.56 and 100,387.56 is: 150,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,624.74 : 549,937.56 = 100,387.56 : x
  2. Step 2: Convert to fraction form
    366,624.74/549,937.56 = 100,387.56/x
  3. Step 3: Cross multiply
    366,624.74x = 549,937.56 × 100,387.56
  4. Step 4: Simplify right side
    366,624.74x = 55,206,889,800.75
  5. Step 5: Solve for x
    x = 55,206,889,800.75/366,624.74
  6. Step 6: Final answer
    x = 150,581.47

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1.5x scale

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.