Home / 340,253.02-469,550.82-187,306.60

Finding the Fourth Proportional to 340,253.02, 469,550.82 and 187,306.60

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Solution

The fourth proportional to 340,253.02, 469,550.82 and 187,306.60 is: 258,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,253.02 : 469,550.82 = 187,306.60 : x
  2. Step 2: Convert to fraction form
    340,253.02/469,550.82 = 187,306.60/x
  3. Step 3: Cross multiply
    340,253.02x = 469,550.82 × 187,306.60
  4. Step 4: Simplify right side
    340,253.02x = 87,949,967,621.41
  5. Step 5: Solve for x
    x = 87,949,967,621.41/340,253.02
  6. Step 6: Final answer
    x = 258,484.02

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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.