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Finding the Fourth Proportional to 594,362.87, 891,541.23 and 145,086.11

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Solution

The fourth proportional to 594,362.87, 891,541.23 and 145,086.11 is: 217,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,362.87 : 891,541.23 = 145,086.11 : x
  2. Step 2: Convert to fraction form
    594,362.87/891,541.23 = 145,086.11/x
  3. Step 3: Cross multiply
    594,362.87x = 891,541.23 × 145,086.11
  4. Step 4: Simplify right side
    594,362.87x = 129,350,248,965.32
  5. Step 5: Solve for x
    x = 129,350,248,965.32/594,362.87
  6. Step 6: Final answer
    x = 217,628.41

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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.