Home / 442,346.72-663,351.47-157,984.17

Finding the Fourth Proportional to 442,346.72, 663,351.47 and 157,984.17

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Solution

The fourth proportional to 442,346.72, 663,351.47 and 157,984.17 is: 236,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,346.72 : 663,351.47 = 157,984.17 : x
  2. Step 2: Convert to fraction form
    442,346.72/663,351.47 = 157,984.17/x
  3. Step 3: Cross multiply
    442,346.72x = 663,351.47 × 157,984.17
  4. Step 4: Simplify right side
    442,346.72x = 104,799,030,616.31
  5. Step 5: Solve for x
    x = 104,799,030,616.31/442,346.72
  6. Step 6: Final answer
    x = 236,916.04

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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.