Home / 320,024.54-441,617.63-176,756.90

Finding the Fourth Proportional to 320,024.54, 441,617.63 and 176,756.90

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Solution

The fourth proportional to 320,024.54, 441,617.63 and 176,756.90 is: 243,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,024.54 : 441,617.63 = 176,756.90 : x
  2. Step 2: Convert to fraction form
    320,024.54/441,617.63 = 176,756.90/x
  3. Step 3: Cross multiply
    320,024.54x = 441,617.63 × 176,756.90
  4. Step 4: Simplify right side
    320,024.54x = 78,058,963,484.41
  5. Step 5: Solve for x
    x = 78,058,963,484.41/320,024.54
  6. Step 6: Final answer
    x = 243,915.55

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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.