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Finding the Fourth Proportional to 429,200.93, 592,370.59 and 247,880.27

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Solution

The fourth proportional to 429,200.93, 592,370.59 and 247,880.27 is: 342,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,200.93 : 592,370.59 = 247,880.27 : x
  2. Step 2: Convert to fraction form
    429,200.93/592,370.59 = 247,880.27/x
  3. Step 3: Cross multiply
    429,200.93x = 592,370.59 × 247,880.27
  4. Step 4: Simplify right side
    429,200.93x = 146,836,980,549.86
  5. Step 5: Solve for x
    x = 146,836,980,549.86/429,200.93
  6. Step 6: Final answer
    x = 342,117.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.