Home / 684,892.18-944,936.94-413,043.22

Finding the Fourth Proportional to 684,892.18, 944,936.94 and 413,043.22

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Solution

The fourth proportional to 684,892.18, 944,936.94 and 413,043.22 is: 569,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,892.18 : 944,936.94 = 413,043.22 : x
  2. Step 2: Convert to fraction form
    684,892.18/944,936.94 = 413,043.22/x
  3. Step 3: Cross multiply
    684,892.18x = 944,936.94 × 413,043.22
  4. Step 4: Simplify right side
    684,892.18x = 390,299,796,394.55
  5. Step 5: Solve for x
    x = 390,299,796,394.55/684,892.18
  6. Step 6: Final answer
    x = 569,870.42

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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.