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Finding the Fourth Proportional to 367,519.30, 551,246.55 and 101,256.10

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Solution

The fourth proportional to 367,519.30, 551,246.55 and 101,256.10 is: 151,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,519.30 : 551,246.55 = 101,256.10 : x
  2. Step 2: Convert to fraction form
    367,519.30/551,246.55 = 101,256.10/x
  3. Step 3: Cross multiply
    367,519.30x = 551,246.55 × 101,256.10
  4. Step 4: Simplify right side
    367,519.30x = 55,817,075,791.46
  5. Step 5: Solve for x
    x = 55,817,075,791.46/367,519.30
  6. Step 6: Final answer
    x = 151,875.22

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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.