Home / 969,256.80-1,454,176.80-520,192.80

Finding the Fourth Proportional to 969,256.80, 1,454,176.80 and 520,192.80

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Solution

The fourth proportional to 969,256.80, 1,454,176.80 and 520,192.80 is: 780,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,256.80 : 1,454,176.80 = 520,192.80 : x
  2. Step 2: Convert to fraction form
    969,256.80/1,454,176.80 = 520,192.80/x
  3. Step 3: Cross multiply
    969,256.80x = 1,454,176.80 × 520,192.80
  4. Step 4: Simplify right side
    969,256.80x = 756,452,301,287.04
  5. Step 5: Solve for x
    x = 756,452,301,287.04/969,256.80
  6. Step 6: Final answer
    x = 780,445.70

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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.