Home / 681,820.04-1,022,877.75-261,095.96

Finding the Fourth Proportional to 681,820.04, 1,022,877.75 and 261,095.96

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Solution

The fourth proportional to 681,820.04, 1,022,877.75 and 261,095.96 is: 391,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,820.04 : 1,022,877.75 = 261,095.96 : x
  2. Step 2: Convert to fraction form
    681,820.04/1,022,877.75 = 261,095.96/x
  3. Step 3: Cross multiply
    681,820.04x = 1,022,877.75 × 261,095.96
  4. Step 4: Simplify right side
    681,820.04x = 267,069,248,098.89
  5. Step 5: Solve for x
    x = 267,069,248,098.89/681,820.04
  6. Step 6: Final answer
    x = 391,700.50

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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.