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Finding the Fourth Proportional to 549,820.07, 824,700.12 and 150,432.02

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Solution

The fourth proportional to 549,820.07, 824,700.12 and 150,432.02 is: 225,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,820.07 : 824,700.12 = 150,432.02 : x
  2. Step 2: Convert to fraction form
    549,820.07/824,700.12 = 150,432.02/x
  3. Step 3: Cross multiply
    549,820.07x = 824,700.12 × 150,432.02
  4. Step 4: Simplify right side
    549,820.07x = 124,061,303,350.85
  5. Step 5: Solve for x
    x = 124,061,303,350.85/549,820.07
  6. Step 6: Final answer
    x = 225,639.82

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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.