Home / 637,325.28-877,611.78-623,180.52

Finding the Fourth Proportional to 637,325.28, 877,611.78 and 623,180.52

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Solution

The fourth proportional to 637,325.28, 877,611.78 and 623,180.52 is: 858,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,325.28 : 877,611.78 = 623,180.52 : x
  2. Step 2: Convert to fraction form
    637,325.28/877,611.78 = 623,180.52/x
  3. Step 3: Cross multiply
    637,325.28x = 877,611.78 × 623,180.52
  4. Step 4: Simplify right side
    637,325.28x = 546,910,565,418.53
  5. Step 5: Solve for x
    x = 546,910,565,418.53/637,325.28
  6. Step 6: Final answer
    x = 858,134.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.