Home / 855,777.33-1,180,972.80-468,617.18

Finding the Fourth Proportional to 855,777.33, 1,180,972.80 and 468,617.18

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Solution

The fourth proportional to 855,777.33, 1,180,972.80 and 468,617.18 is: 646,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,777.33 : 1,180,972.80 = 468,617.18 : x
  2. Step 2: Convert to fraction form
    855,777.33/1,180,972.80 = 468,617.18/x
  3. Step 3: Cross multiply
    855,777.33x = 1,180,972.80 × 468,617.18
  4. Step 4: Simplify right side
    855,777.33x = 553,424,137,287.84
  5. Step 5: Solve for x
    x = 553,424,137,287.84/855,777.33
  6. Step 6: Final answer
    x = 646,691.75

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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.