Home / 979,532.95-1,468,728.54-379,793.48

Finding the Fourth Proportional to 979,532.95, 1,468,728.54 and 379,793.48

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Solution

The fourth proportional to 979,532.95, 1,468,728.54 and 379,793.48 is: 569,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,532.95 : 1,468,728.54 = 379,793.48 : x
  2. Step 2: Convert to fraction form
    979,532.95/1,468,728.54 = 379,793.48/x
  3. Step 3: Cross multiply
    979,532.95x = 1,468,728.54 × 379,793.48
  4. Step 4: Simplify right side
    979,532.95x = 557,813,525,652.83
  5. Step 5: Solve for x
    x = 557,813,525,652.83/979,532.95
  6. Step 6: Final answer
    x = 569,468.87

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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.