Home / 962,514.80-1,443,772.20-490,122.80

Finding the Fourth Proportional to 962,514.80, 1,443,772.20 and 490,122.80

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Solution

The fourth proportional to 962,514.80, 1,443,772.20 and 490,122.80 is: 735,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,514.80 : 1,443,772.20 = 490,122.80 : x
  2. Step 2: Convert to fraction form
    962,514.80/1,443,772.20 = 490,122.80/x
  3. Step 3: Cross multiply
    962,514.80x = 1,443,772.20 × 490,122.80
  4. Step 4: Simplify right side
    962,514.80x = 707,625,673,226.16
  5. Step 5: Solve for x
    x = 707,625,673,226.16/962,514.80
  6. Step 6: Final answer
    x = 735,184.20

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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.