Home / 922,662.18-1,273,244.94-540,943.20

Finding the Fourth Proportional to 922,662.18, 1,273,244.94 and 540,943.20

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Solution

The fourth proportional to 922,662.18, 1,273,244.94 and 540,943.20 is: 746,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,662.18 : 1,273,244.94 = 540,943.20 : x
  2. Step 2: Convert to fraction form
    922,662.18/1,273,244.94 = 540,943.20/x
  3. Step 3: Cross multiply
    922,662.18x = 1,273,244.94 × 540,943.20
  4. Step 4: Simplify right side
    922,662.18x = 688,753,192,227.41
  5. Step 5: Solve for x
    x = 688,753,192,227.41/922,662.18
  6. Step 6: Final answer
    x = 746,484.69

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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.