Home / 733,621.83-1,012,385.25-411,330.93

Finding the Fourth Proportional to 733,621.83, 1,012,385.25 and 411,330.93

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Solution

The fourth proportional to 733,621.83, 1,012,385.25 and 411,330.93 is: 567,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,621.83 : 1,012,385.25 = 411,330.93 : x
  2. Step 2: Convert to fraction form
    733,621.83/1,012,385.25 = 411,330.93/x
  3. Step 3: Cross multiply
    733,621.83x = 1,012,385.25 × 411,330.93
  4. Step 4: Simplify right side
    733,621.83x = 416,425,366,400.78
  5. Step 5: Solve for x
    x = 416,425,366,400.78/733,621.83
  6. Step 6: Final answer
    x = 567,629.46

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.