Home / 651,447.45-977,301.78-224,998.92

Finding the Fourth Proportional to 651,447.45, 977,301.78 and 224,998.92

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Solution

The fourth proportional to 651,447.45, 977,301.78 and 224,998.92 is: 337,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,447.45 : 977,301.78 = 224,998.92 : x
  2. Step 2: Convert to fraction form
    651,447.45/977,301.78 = 224,998.92/x
  3. Step 3: Cross multiply
    651,447.45x = 977,301.78 × 224,998.92
  4. Step 4: Simplify right side
    651,447.45x = 219,891,845,014.08
  5. Step 5: Solve for x
    x = 219,891,845,014.08/651,447.45
  6. Step 6: Final answer
    x = 337,543.49

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Double scale
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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.