Home / 411,248.18-567,665.40-282,612.60

Finding the Fourth Proportional to 411,248.18, 567,665.40 and 282,612.60

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Solution

The fourth proportional to 411,248.18, 567,665.40 and 282,612.60 is: 390,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,248.18 : 567,665.40 = 282,612.60 : x
  2. Step 2: Convert to fraction form
    411,248.18/567,665.40 = 282,612.60/x
  3. Step 3: Cross multiply
    411,248.18x = 567,665.40 × 282,612.60
  4. Step 4: Simplify right side
    411,248.18x = 160,429,394,624.04
  5. Step 5: Solve for x
    x = 160,429,394,624.04/411,248.18
  6. Step 6: Final answer
    x = 390,103.60

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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.