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Finding the Fourth Proportional to 607,168.76, 910,796.88 and 233,191.76

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Solution

The fourth proportional to 607,168.76, 910,796.88 and 233,191.76 is: 349,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,168.76 : 910,796.88 = 233,191.76 : x
  2. Step 2: Convert to fraction form
    607,168.76/910,796.88 = 233,191.76/x
  3. Step 3: Cross multiply
    607,168.76x = 910,796.88 × 233,191.76
  4. Step 4: Simplify right side
    607,168.76x = 212,390,327,449.71
  5. Step 5: Solve for x
    x = 212,390,327,449.71/607,168.76
  6. Step 6: Final answer
    x = 349,804.44

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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.