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Finding the Fourth Proportional to 616,549.40, 924,803.25 and 217,179.74

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Solution

The fourth proportional to 616,549.40, 924,803.25 and 217,179.74 is: 325,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,549.40 : 924,803.25 = 217,179.74 : x
  2. Step 2: Convert to fraction form
    616,549.40/924,803.25 = 217,179.74/x
  3. Step 3: Cross multiply
    616,549.40x = 924,803.25 × 217,179.74
  4. Step 4: Simplify right side
    616,549.40x = 200,848,524,762.14
  5. Step 5: Solve for x
    x = 200,848,524,762.14/616,549.40
  6. Step 6: Final answer
    x = 325,762.26

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Why These Related Problems?

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