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Finding the Fourth Proportional to 624,127, 936,346.04 and 180,895

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Solution

The fourth proportional to 624,127, 936,346.04 and 180,895 is: 271,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,127 : 936,346.04 = 180,895 : x
  2. Step 2: Convert to fraction form
    624,127/936,346.04 = 180,895/x
  3. Step 3: Cross multiply
    624,127x = 936,346.04 × 180,895
  4. Step 4: Simplify right side
    624,127x = 169,380,316,905.80
  5. Step 5: Solve for x
    x = 169,380,316,905.80/624,127
  6. Step 6: Final answer
    x = 271,387.58

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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.