Home / 1,041,266.88-1,561,900.32-543,602.88

Finding the Fourth Proportional to 1,041,266.88, 1,561,900.32 and 543,602.88

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Solution

The fourth proportional to 1,041,266.88, 1,561,900.32 and 543,602.88 is: 815,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,266.88 : 1,561,900.32 = 543,602.88 : x
  2. Step 2: Convert to fraction form
    1,041,266.88/1,561,900.32 = 543,602.88/x
  3. Step 3: Cross multiply
    1,041,266.88x = 1,561,900.32 × 543,602.88
  4. Step 4: Simplify right side
    1,041,266.88x = 849,053,512,224.92
  5. Step 5: Solve for x
    x = 849,053,512,224.92/1,041,266.88
  6. Step 6: Final answer
    x = 815,404.32

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Double scale
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Similar ratio
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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.