Home / 792,362.60-1,189,710.30-615,069.80

Finding the Fourth Proportional to 792,362.60, 1,189,710.30 and 615,069.80

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Solution

The fourth proportional to 792,362.60, 1,189,710.30 and 615,069.80 is: 923,510.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,362.60 : 1,189,710.30 = 615,069.80 : x
  2. Step 2: Convert to fraction form
    792,362.60/1,189,710.30 = 615,069.80/x
  3. Step 3: Cross multiply
    792,362.60x = 1,189,710.30 × 615,069.80
  4. Step 4: Simplify right side
    792,362.60x = 731,754,876,278.94
  5. Step 5: Solve for x
    x = 731,754,876,278.94/792,362.60
  6. Step 6: Final answer
    x = 923,510.12

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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.