Home / 898,240.20-1,348,344.45-561,660.90

Finding the Fourth Proportional to 898,240.20, 1,348,344.45 and 561,660.90

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Solution

The fourth proportional to 898,240.20, 1,348,344.45 and 561,660.90 is: 843,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,240.20 : 1,348,344.45 = 561,660.90 : x
  2. Step 2: Convert to fraction form
    898,240.20/1,348,344.45 = 561,660.90/x
  3. Step 3: Cross multiply
    898,240.20x = 1,348,344.45 × 561,660.90
  4. Step 4: Simplify right side
    898,240.20x = 757,312,357,297.01
  5. Step 5: Solve for x
    x = 757,312,357,297.01/898,240.20
  6. Step 6: Final answer
    x = 843,106.73

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Double scale
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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.