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Finding the Fourth Proportional to 655,870.19, 982,953.15 and 295,776.59

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Solution

The fourth proportional to 655,870.19, 982,953.15 and 295,776.59 is: 443,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,870.19 : 982,953.15 = 295,776.59 : x
  2. Step 2: Convert to fraction form
    655,870.19/982,953.15 = 295,776.59/x
  3. Step 3: Cross multiply
    655,870.19x = 982,953.15 × 295,776.59
  4. Step 4: Simplify right side
    655,870.19x = 290,734,530,836.76
  5. Step 5: Solve for x
    x = 290,734,530,836.76/655,870.19
  6. Step 6: Final answer
    x = 443,280.60

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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.