Home / 637,104.59-955,655.73-436,817.78

Finding the Fourth Proportional to 637,104.59, 955,655.73 and 436,817.78

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Solution

The fourth proportional to 637,104.59, 955,655.73 and 436,817.78 is: 655,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,104.59 : 955,655.73 = 436,817.78 : x
  2. Step 2: Convert to fraction form
    637,104.59/955,655.73 = 436,817.78/x
  3. Step 3: Cross multiply
    637,104.59x = 955,655.73 × 436,817.78
  4. Step 4: Simplify right side
    637,104.59x = 417,447,409,644.60
  5. Step 5: Solve for x
    x = 417,447,409,644.60/637,104.59
  6. Step 6: Final answer
    x = 655,225.88

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Similar ratio
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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.