Home / 971,570.20-1,456,836.90-409,970.20

Finding the Fourth Proportional to 971,570.20, 1,456,836.90 and 409,970.20

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Solution

The fourth proportional to 971,570.20, 1,456,836.90 and 409,970.20 is: 614,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,570.20 : 1,456,836.90 = 409,970.20 : x
  2. Step 2: Convert to fraction form
    971,570.20/1,456,836.90 = 409,970.20/x
  3. Step 3: Cross multiply
    971,570.20x = 1,456,836.90 × 409,970.20
  4. Step 4: Simplify right side
    971,570.20x = 597,259,715,260.38
  5. Step 5: Solve for x
    x = 597,259,715,260.38/971,570.20
  6. Step 6: Final answer
    x = 614,736.55

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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.