Home / 672,136.30-1,008,204.45-598,653.10

Finding the Fourth Proportional to 672,136.30, 1,008,204.45 and 598,653.10

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Solution

The fourth proportional to 672,136.30, 1,008,204.45 and 598,653.10 is: 897,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,136.30 : 1,008,204.45 = 598,653.10 : x
  2. Step 2: Convert to fraction form
    672,136.30/1,008,204.45 = 598,653.10/x
  3. Step 3: Cross multiply
    672,136.30x = 1,008,204.45 × 598,653.10
  4. Step 4: Simplify right side
    672,136.30x = 603,564,719,426.30
  5. Step 5: Solve for x
    x = 603,564,719,426.30/672,136.30
  6. Step 6: Final answer
    x = 897,979.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.