Home / 348,149.16-480,445.02-197,246.16

Finding the Fourth Proportional to 348,149.16, 480,445.02 and 197,246.16

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Solution

The fourth proportional to 348,149.16, 480,445.02 and 197,246.16 is: 272,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,149.16 : 480,445.02 = 197,246.16 : x
  2. Step 2: Convert to fraction form
    348,149.16/480,445.02 = 197,246.16/x
  3. Step 3: Cross multiply
    348,149.16x = 480,445.02 × 197,246.16
  4. Step 4: Simplify right side
    348,149.16x = 94,765,935,286.12
  5. Step 5: Solve for x
    x = 94,765,935,286.12/348,149.16
  6. Step 6: Final answer
    x = 272,199.24

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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.