Home / 896,125.70-1,344,188.55-448,228.10

Finding the Fourth Proportional to 896,125.70, 1,344,188.55 and 448,228.10

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Solution

The fourth proportional to 896,125.70, 1,344,188.55 and 448,228.10 is: 672,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,125.70 : 1,344,188.55 = 448,228.10 : x
  2. Step 2: Convert to fraction form
    896,125.70/1,344,188.55 = 448,228.10/x
  3. Step 3: Cross multiply
    896,125.70x = 1,344,188.55 × 448,228.10
  4. Step 4: Simplify right side
    896,125.70x = 602,503,079,808.26
  5. Step 5: Solve for x
    x = 602,503,079,808.26/896,125.70
  6. Step 6: Final answer
    x = 672,342.15

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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.