Home / 554,619.62-831,929.38-180,642.62

Finding the Fourth Proportional to 554,619.62, 831,929.38 and 180,642.62

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Solution

The fourth proportional to 554,619.62, 831,929.38 and 180,642.62 is: 270,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,619.62 : 831,929.38 = 180,642.62 : x
  2. Step 2: Convert to fraction form
    554,619.62/831,929.38 = 180,642.62/x
  3. Step 3: Cross multiply
    554,619.62x = 831,929.38 × 180,642.62
  4. Step 4: Simplify right side
    554,619.62x = 150,281,902,858.18
  5. Step 5: Solve for x
    x = 150,281,902,858.18/554,619.62
  6. Step 6: Final answer
    x = 270,963.91

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1.5x scale

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.