Home / 974,895.20-1,345,346.16-545,170.40

Finding the Fourth Proportional to 974,895.20, 1,345,346.16 and 545,170.40

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Solution

The fourth proportional to 974,895.20, 1,345,346.16 and 545,170.40 is: 752,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,895.20 : 1,345,346.16 = 545,170.40 : x
  2. Step 2: Convert to fraction form
    974,895.20/1,345,346.16 = 545,170.40/x
  3. Step 3: Cross multiply
    974,895.20x = 1,345,346.16 × 545,170.40
  4. Step 4: Simplify right side
    974,895.20x = 733,442,904,185.66
  5. Step 5: Solve for x
    x = 733,442,904,185.66/974,895.20
  6. Step 6: Final answer
    x = 752,330.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.