Home / 651,445.45-977,298.78-224,996.92

Finding the Fourth Proportional to 651,445.45, 977,298.78 and 224,996.92

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Solution

The fourth proportional to 651,445.45, 977,298.78 and 224,996.92 is: 337,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,445.45 : 977,298.78 = 224,996.92 : x
  2. Step 2: Convert to fraction form
    651,445.45/977,298.78 = 224,996.92/x
  3. Step 3: Cross multiply
    651,445.45x = 977,298.78 × 224,996.92
  4. Step 4: Simplify right side
    651,445.45x = 219,889,215,419.76
  5. Step 5: Solve for x
    x = 219,889,215,419.76/651,445.45
  6. Step 6: Final answer
    x = 337,540.49

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Half scale
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Double scale
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Similar ratio
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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.