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Finding the Fourth Proportional to 503,055.04, 754,500.52 and 147,986.04

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Solution

The fourth proportional to 503,055.04, 754,500.52 and 147,986.04 is: 221,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,055.04 : 754,500.52 = 147,986.04 : x
  2. Step 2: Convert to fraction form
    503,055.04/754,500.52 = 147,986.04/x
  3. Step 3: Cross multiply
    503,055.04x = 754,500.52 × 147,986.04
  4. Step 4: Simplify right side
    503,055.04x = 111,655,544,132.74
  5. Step 5: Solve for x
    x = 111,655,544,132.74/503,055.04
  6. Step 6: Final answer
    x = 221,954.93

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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.