Home / 805,599.06-1,111,755.24-443,050.95

Finding the Fourth Proportional to 805,599.06, 1,111,755.24 and 443,050.95

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Solution

The fourth proportional to 805,599.06, 1,111,755.24 and 443,050.95 is: 611,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,599.06 : 1,111,755.24 = 443,050.95 : x
  2. Step 2: Convert to fraction form
    805,599.06/1,111,755.24 = 443,050.95/x
  3. Step 3: Cross multiply
    805,599.06x = 1,111,755.24 × 443,050.95
  4. Step 4: Simplify right side
    805,599.06x = 492,564,215,249.48
  5. Step 5: Solve for x
    x = 492,564,215,249.48/805,599.06
  6. Step 6: Final answer
    x = 611,426.01

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1.5x scale

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.