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Finding the Fourth Proportional to 733,507.02, 1,012,239 and 411,217.18

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Solution

The fourth proportional to 733,507.02, 1,012,239 and 411,217.18 is: 567,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,507.02 : 1,012,239 = 411,217.18 : x
  2. Step 2: Convert to fraction form
    733,507.02/1,012,239 = 411,217.18/x
  3. Step 3: Cross multiply
    733,507.02x = 1,012,239 × 411,217.18
  4. Step 4: Simplify right side
    733,507.02x = 416,250,067,066.02
  5. Step 5: Solve for x
    x = 416,250,067,066.02/733,507.02
  6. Step 6: Final answer
    x = 567,479.32

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Half scale
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Double scale
Find fourth proportional to 733,508.02, 1,012,240.38 and 411,218.18
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.