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Finding the Fourth Proportional to 366,023.61, 549,019.35 and 99,784.17

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Solution

The fourth proportional to 366,023.61, 549,019.35 and 99,784.17 is: 149,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,023.61 : 549,019.35 = 99,784.17 : x
  2. Step 2: Convert to fraction form
    366,023.61/549,019.35 = 99,784.17/x
  3. Step 3: Cross multiply
    366,023.61x = 549,019.35 × 99,784.17
  4. Step 4: Simplify right side
    366,023.61x = 54,783,440,153.69
  5. Step 5: Solve for x
    x = 54,783,440,153.69/366,023.61
  6. Step 6: Final answer
    x = 149,671.88

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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.