Home / 928,670.84-1,281,022.80-583,961.21

Finding the Fourth Proportional to 928,670.84, 1,281,022.80 and 583,961.21

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Solution

The fourth proportional to 928,670.84, 1,281,022.80 and 583,961.21 is: 805,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,670.84 : 1,281,022.80 = 583,961.21 : x
  2. Step 2: Convert to fraction form
    928,670.84/1,281,022.80 = 583,961.21/x
  3. Step 3: Cross multiply
    928,670.84x = 1,281,022.80 × 583,961.21
  4. Step 4: Simplify right side
    928,670.84x = 748,067,625,338.29
  5. Step 5: Solve for x
    x = 748,067,625,338.29/928,670.84
  6. Step 6: Final answer
    x = 805,525.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.