Home / 957,924.50-1,436,886.75-389,614.80

Finding the Fourth Proportional to 957,924.50, 1,436,886.75 and 389,614.80

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Solution

The fourth proportional to 957,924.50, 1,436,886.75 and 389,614.80 is: 584,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,924.50 : 1,436,886.75 = 389,614.80 : x
  2. Step 2: Convert to fraction form
    957,924.50/1,436,886.75 = 389,614.80/x
  3. Step 3: Cross multiply
    957,924.50x = 1,436,886.75 × 389,614.80
  4. Step 4: Simplify right side
    957,924.50x = 559,832,343,723.90
  5. Step 5: Solve for x
    x = 559,832,343,723.90/957,924.50
  6. Step 6: Final answer
    x = 584,422.20

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Half scale
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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.