Home / 418,766.41-578,000.29-237,584.39

Finding the Fourth Proportional to 418,766.41, 578,000.29 and 237,584.39

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Solution

The fourth proportional to 418,766.41, 578,000.29 and 237,584.39 is: 327,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,766.41 : 578,000.29 = 237,584.39 : x
  2. Step 2: Convert to fraction form
    418,766.41/578,000.29 = 237,584.39/x
  3. Step 3: Cross multiply
    418,766.41x = 578,000.29 × 237,584.39
  4. Step 4: Simplify right side
    418,766.41x = 137,323,846,532.23
  5. Step 5: Solve for x
    x = 137,323,846,532.23/418,766.41
  6. Step 6: Final answer
    x = 327,924.70

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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.