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Finding the Fourth Proportional to 557,256.85, 835,892.96 and 157,897.24

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Solution

The fourth proportional to 557,256.85, 835,892.96 and 157,897.24 is: 236,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,256.85 : 835,892.96 = 157,897.24 : x
  2. Step 2: Convert to fraction form
    557,256.85/835,892.96 = 157,897.24/x
  3. Step 3: Cross multiply
    557,256.85x = 835,892.96 × 157,897.24
  4. Step 4: Simplify right side
    557,256.85x = 131,985,191,319.43
  5. Step 5: Solve for x
    x = 131,985,191,319.43/557,256.85
  6. Step 6: Final answer
    x = 236,848.04

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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.