Home / 411,947.10-617,920.65-175,211.10

Finding the Fourth Proportional to 411,947.10, 617,920.65 and 175,211.10

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Solution

The fourth proportional to 411,947.10, 617,920.65 and 175,211.10 is: 262,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,947.10 : 617,920.65 = 175,211.10 : x
  2. Step 2: Convert to fraction form
    411,947.10/617,920.65 = 175,211.10/x
  3. Step 3: Cross multiply
    411,947.10x = 617,920.65 × 175,211.10
  4. Step 4: Simplify right side
    411,947.10x = 108,266,556,799.22
  5. Step 5: Solve for x
    x = 108,266,556,799.22/411,947.10
  6. Step 6: Final answer
    x = 262,816.65

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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.