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Finding the Fourth Proportional to 531,701.40, 797,702.76 and 216,384.60

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Solution

The fourth proportional to 531,701.40, 797,702.76 and 216,384.60 is: 324,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,701.40 : 797,702.76 = 216,384.60 : x
  2. Step 2: Convert to fraction form
    531,701.40/797,702.76 = 216,384.60/x
  3. Step 3: Cross multiply
    531,701.40x = 797,702.76 × 216,384.60
  4. Step 4: Simplify right side
    531,701.40x = 172,610,592,641.50
  5. Step 5: Solve for x
    x = 172,610,592,641.50/531,701.40
  6. Step 6: Final answer
    x = 324,638.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.