Home / 806,661.12-1,208,660.40-468,753.24

Finding the Fourth Proportional to 806,661.12, 1,208,660.40 and 468,753.24

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Solution

The fourth proportional to 806,661.12, 1,208,660.40 and 468,753.24 is: 702,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,661.12 : 1,208,660.40 = 468,753.24 : x
  2. Step 2: Convert to fraction form
    806,661.12/1,208,660.40 = 468,753.24/x
  3. Step 3: Cross multiply
    806,661.12x = 1,208,660.40 × 468,753.24
  4. Step 4: Simplify right side
    806,661.12x = 566,563,478,559.70
  5. Step 5: Solve for x
    x = 566,563,478,559.70/806,661.12
  6. Step 6: Final answer
    x = 702,356.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.