Home / 320,023.79-441,616.59-176,756.15

Finding the Fourth Proportional to 320,023.79, 441,616.59 and 176,756.15

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Solution

The fourth proportional to 320,023.79, 441,616.59 and 176,756.15 is: 243,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,023.79 : 441,616.59 = 176,756.15 : x
  2. Step 2: Convert to fraction form
    320,023.79/441,616.59 = 176,756.15/x
  3. Step 3: Cross multiply
    320,023.79x = 441,616.59 × 176,756.15
  4. Step 4: Simplify right side
    320,023.79x = 78,058,449,328.57
  5. Step 5: Solve for x
    x = 78,058,449,328.57/320,023.79
  6. Step 6: Final answer
    x = 243,914.52

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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.