Home / 371,230.20-556,991.10-146,552.40

Finding the Fourth Proportional to 371,230.20, 556,991.10 and 146,552.40

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Solution

The fourth proportional to 371,230.20, 556,991.10 and 146,552.40 is: 219,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,230.20 : 556,991.10 = 146,552.40 : x
  2. Step 2: Convert to fraction form
    371,230.20/556,991.10 = 146,552.40/x
  3. Step 3: Cross multiply
    371,230.20x = 556,991.10 × 146,552.40
  4. Step 4: Simplify right side
    371,230.20x = 81,628,382,483.64
  5. Step 5: Solve for x
    x = 81,628,382,483.64/371,230.20
  6. Step 6: Final answer
    x = 219,886.16

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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.