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Finding the Fourth Proportional to 662,064.90, 993,097.35 and 182,291.78

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Solution

The fourth proportional to 662,064.90, 993,097.35 and 182,291.78 is: 273,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,064.90 : 993,097.35 = 182,291.78 : x
  2. Step 2: Convert to fraction form
    662,064.90/993,097.35 = 182,291.78/x
  3. Step 3: Cross multiply
    662,064.90x = 993,097.35 × 182,291.78
  4. Step 4: Simplify right side
    662,064.90x = 181,033,478,679.30
  5. Step 5: Solve for x
    x = 181,033,478,679.30/662,064.90
  6. Step 6: Final answer
    x = 273,437.66

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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.