Home / 634,737.24-875,140.38-464,676.12

Finding the Fourth Proportional to 634,737.24, 875,140.38 and 464,676.12

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Solution

The fourth proportional to 634,737.24, 875,140.38 and 464,676.12 is: 640,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,737.24 : 875,140.38 = 464,676.12 : x
  2. Step 2: Convert to fraction form
    634,737.24/875,140.38 = 464,676.12/x
  3. Step 3: Cross multiply
    634,737.24x = 875,140.38 × 464,676.12
  4. Step 4: Simplify right side
    634,737.24x = 406,656,836,233.73
  5. Step 5: Solve for x
    x = 406,656,836,233.73/634,737.24
  6. Step 6: Final answer
    x = 640,669.57

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Double scale
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1.5x scale

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.