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Finding the Fourth Proportional to 616,339.24, 924,325.02 and 261,347.56

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Solution

The fourth proportional to 616,339.24, 924,325.02 and 261,347.56 is: 391,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,339.24 : 924,325.02 = 261,347.56 : x
  2. Step 2: Convert to fraction form
    616,339.24/924,325.02 = 261,347.56/x
  3. Step 3: Cross multiply
    616,339.24x = 924,325.02 × 261,347.56
  4. Step 4: Simplify right side
    616,339.24x = 241,570,088,623.95
  5. Step 5: Solve for x
    x = 241,570,088,623.95/616,339.24
  6. Step 6: Final answer
    x = 391,943.39

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1.5x scale

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.