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Finding the Fourth Proportional to 302,595.90, 454,023.45 and 154,851.90

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Solution

The fourth proportional to 302,595.90, 454,023.45 and 154,851.90 is: 232,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,595.90 : 454,023.45 = 154,851.90 : x
  2. Step 2: Convert to fraction form
    302,595.90/454,023.45 = 154,851.90/x
  3. Step 3: Cross multiply
    302,595.90x = 454,023.45 × 154,851.90
  4. Step 4: Simplify right side
    302,595.90x = 70,306,393,877.06
  5. Step 5: Solve for x
    x = 70,306,393,877.06/302,595.90
  6. Step 6: Final answer
    x = 232,344.17

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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.