Home / 353,290.02-487,542.51-192,146.24

Finding the Fourth Proportional to 353,290.02, 487,542.51 and 192,146.24

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Solution

The fourth proportional to 353,290.02, 487,542.51 and 192,146.24 is: 265,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,290.02 : 487,542.51 = 192,146.24 : x
  2. Step 2: Convert to fraction form
    353,290.02/487,542.51 = 192,146.24/x
  3. Step 3: Cross multiply
    353,290.02x = 487,542.51 × 192,146.24
  4. Step 4: Simplify right side
    353,290.02x = 93,679,457,698.95
  5. Step 5: Solve for x
    x = 93,679,457,698.95/353,290.02
  6. Step 6: Final answer
    x = 265,163.05

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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.