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Finding the Fourth Proportional to 624,592, 936,913.92 and 181,360

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Solution

The fourth proportional to 624,592, 936,913.92 and 181,360 is: 272,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,592 : 936,913.92 = 181,360 : x
  2. Step 2: Convert to fraction form
    624,592/936,913.92 = 181,360/x
  3. Step 3: Cross multiply
    624,592x = 936,913.92 × 181,360
  4. Step 4: Simplify right side
    624,592x = 169,918,708,531.20
  5. Step 5: Solve for x
    x = 169,918,708,531.20/624,592
  6. Step 6: Final answer
    x = 272,047.53

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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.