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Finding the Fourth Proportional to 574,594.09, 792,932.40 and 316,466.13

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Solution

The fourth proportional to 574,594.09, 792,932.40 and 316,466.13 is: 436,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,594.09 : 792,932.40 = 316,466.13 : x
  2. Step 2: Convert to fraction form
    574,594.09/792,932.40 = 316,466.13/x
  3. Step 3: Cross multiply
    574,594.09x = 792,932.40 × 316,466.13
  4. Step 4: Simplify right side
    574,594.09x = 250,936,247,979.61
  5. Step 5: Solve for x
    x = 250,936,247,979.61/574,594.09
  6. Step 6: Final answer
    x = 436,719.16

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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.