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Finding the Fourth Proportional to 503,049.54, 754,492.30 and 147,980.52

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Solution

The fourth proportional to 503,049.54, 754,492.30 and 147,980.52 is: 221,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,049.54 : 754,492.30 = 147,980.52 : x
  2. Step 2: Convert to fraction form
    503,049.54/754,492.30 = 147,980.52/x
  3. Step 3: Cross multiply
    503,049.54x = 754,492.30 × 147,980.52
  4. Step 4: Simplify right side
    503,049.54x = 111,650,162,890.00
  5. Step 5: Solve for x
    x = 111,650,162,890.00/503,049.54
  6. Step 6: Final answer
    x = 221,946.66

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1.5x scale

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.