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Finding the Fourth Proportional to 749.96, 1,124.94 and 237

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Solution

The fourth proportional to 749.96, 1,124.94 and 237 is: 355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    749.96 : 1,124.94 = 237 : x
  2. Step 2: Convert to fraction form
    749.96/1,124.94 = 237/x
  3. Step 3: Cross multiply
    749.96x = 1,124.94 × 237
  4. Step 4: Simplify right side
    749.96x = 266,610.78
  5. Step 5: Solve for x
    x = 266,610.78/749.96
  6. Step 6: Final answer
    x = 355.50

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Find fourth proportional to 374.98, 562.47 and 118.50
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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.