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Finding the Fourth Proportional to 575,047.84, 862,623.60 and 220,047.52

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Solution

The fourth proportional to 575,047.84, 862,623.60 and 220,047.52 is: 330,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,047.84 : 862,623.60 = 220,047.52 : x
  2. Step 2: Convert to fraction form
    575,047.84/862,623.60 = 220,047.52/x
  3. Step 3: Cross multiply
    575,047.84x = 862,623.60 × 220,047.52
  4. Step 4: Simplify right side
    575,047.84x = 189,818,183,873.47
  5. Step 5: Solve for x
    x = 189,818,183,873.47/575,047.84
  6. Step 6: Final answer
    x = 330,091.12

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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.