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Finding the Fourth Proportional to 537,436.44, 741,666.54 and 292,422.78

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Solution

The fourth proportional to 537,436.44, 741,666.54 and 292,422.78 is: 403,545.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,436.44 : 741,666.54 = 292,422.78 : x
  2. Step 2: Convert to fraction form
    537,436.44/741,666.54 = 292,422.78/x
  3. Step 3: Cross multiply
    537,436.44x = 741,666.54 × 292,422.78
  4. Step 4: Simplify right side
    537,436.44x = 216,880,191,459.78
  5. Step 5: Solve for x
    x = 216,880,191,459.78/537,436.44
  6. Step 6: Final answer
    x = 403,545.75

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1.5x scale

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.