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Finding the Fourth Proportional to 624,597, 936,921.42 and 181,365

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Solution

The fourth proportional to 624,597, 936,921.42 and 181,365 is: 272,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,597 : 936,921.42 = 181,365 : x
  2. Step 2: Convert to fraction form
    624,597/936,921.42 = 181,365/x
  3. Step 3: Cross multiply
    624,597x = 936,921.42 × 181,365
  4. Step 4: Simplify right side
    624,597x = 169,924,753,338.30
  5. Step 5: Solve for x
    x = 169,924,753,338.30/624,597
  6. Step 6: Final answer
    x = 272,055.03

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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.