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Finding the Fourth Proportional to 537,322.85, 741,510.35 and 292,312.95

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Solution

The fourth proportional to 537,322.85, 741,510.35 and 292,312.95 is: 403,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,322.85 : 741,510.35 = 292,312.95 : x
  2. Step 2: Convert to fraction form
    537,322.85/741,510.35 = 292,312.95/x
  3. Step 3: Cross multiply
    537,322.85x = 741,510.35 × 292,312.95
  4. Step 4: Simplify right side
    537,322.85x = 216,753,072,694.92
  5. Step 5: Solve for x
    x = 216,753,072,694.92/537,322.85
  6. Step 6: Final answer
    x = 403,394.48

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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.