Home / 382,117.41-527,280.15-220,948.06

Finding the Fourth Proportional to 382,117.41, 527,280.15 and 220,948.06

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Solution

The fourth proportional to 382,117.41, 527,280.15 and 220,948.06 is: 304,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,117.41 : 527,280.15 = 220,948.06 : x
  2. Step 2: Convert to fraction form
    382,117.41/527,280.15 = 220,948.06/x
  3. Step 3: Cross multiply
    382,117.41x = 527,280.15 × 220,948.06
  4. Step 4: Simplify right side
    382,117.41x = 116,501,526,219.01
  5. Step 5: Solve for x
    x = 116,501,526,219.01/382,117.41
  6. Step 6: Final answer
    x = 304,884.11

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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.