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Finding the Fourth Proportional to 653,062.50, 979,593.75 and 232,339.59

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Solution

The fourth proportional to 653,062.50, 979,593.75 and 232,339.59 is: 348,509.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,062.50 : 979,593.75 = 232,339.59 : x
  2. Step 2: Convert to fraction form
    653,062.50/979,593.75 = 232,339.59/x
  3. Step 3: Cross multiply
    653,062.50x = 979,593.75 × 232,339.59
  4. Step 4: Simplify right side
    653,062.50x = 227,598,410,241.56
  5. Step 5: Solve for x
    x = 227,598,410,241.56/653,062.50
  6. Step 6: Final answer
    x = 348,509.39

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Half scale
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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.