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Finding the Fourth Proportional to 537,840.64, 741,231.42 and 503,712.10

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Solution

The fourth proportional to 537,840.64, 741,231.42 and 503,712.10 is: 694,196.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,840.64 : 741,231.42 = 503,712.10 : x
  2. Step 2: Convert to fraction form
    537,840.64/741,231.42 = 503,712.10/x
  3. Step 3: Cross multiply
    537,840.64x = 741,231.42 × 503,712.10
  4. Step 4: Simplify right side
    537,840.64x = 373,367,235,154.18
  5. Step 5: Solve for x
    x = 373,367,235,154.18/537,840.64
  6. Step 6: Final answer
    x = 694,196.77

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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.