Home / 712,753.11-983,599.27-426,273.19

Finding the Fourth Proportional to 712,753.11, 983,599.27 and 426,273.19

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Solution

The fourth proportional to 712,753.11, 983,599.27 and 426,273.19 is: 588,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,753.11 : 983,599.27 = 426,273.19 : x
  2. Step 2: Convert to fraction form
    712,753.11/983,599.27 = 426,273.19/x
  3. Step 3: Cross multiply
    712,753.11x = 983,599.27 × 426,273.19
  4. Step 4: Simplify right side
    712,753.11x = 419,281,994,979.89
  5. Step 5: Solve for x
    x = 419,281,994,979.89/712,753.11
  6. Step 6: Final answer
    x = 588,256.98

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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.