Home / 616,581.76-924,946.68-217,139.92

Finding the Fourth Proportional to 616,581.76, 924,946.68 and 217,139.92

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Solution

The fourth proportional to 616,581.76, 924,946.68 and 217,139.92 is: 325,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,581.76 : 924,946.68 = 217,139.92 : x
  2. Step 2: Convert to fraction form
    616,581.76/924,946.68 = 217,139.92/x
  3. Step 3: Cross multiply
    616,581.76x = 924,946.68 × 217,139.92
  4. Step 4: Simplify right side
    616,581.76x = 200,842,848,099.47
  5. Step 5: Solve for x
    x = 200,842,848,099.47/616,581.76
  6. Step 6: Final answer
    x = 325,735.95

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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.