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Finding the Fourth Proportional to 592,996.32, 818,326.80 and 324,724.32

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Solution

The fourth proportional to 592,996.32, 818,326.80 and 324,724.32 is: 448,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,996.32 : 818,326.80 = 324,724.32 : x
  2. Step 2: Convert to fraction form
    592,996.32/818,326.80 = 324,724.32/x
  3. Step 3: Cross multiply
    592,996.32x = 818,326.80 × 324,724.32
  4. Step 4: Simplify right side
    592,996.32x = 265,730,613,667.78
  5. Step 5: Solve for x
    x = 265,730,613,667.78/592,996.32
  6. Step 6: Final answer
    x = 448,115.11

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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.