Home / 348,038.30-480,524.10-267,321.38

Finding the Fourth Proportional to 348,038.30, 480,524.10 and 267,321.38

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Solution

The fourth proportional to 348,038.30, 480,524.10 and 267,321.38 is: 369,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,038.30 : 480,524.10 = 267,321.38 : x
  2. Step 2: Convert to fraction form
    348,038.30/480,524.10 = 267,321.38/x
  3. Step 3: Cross multiply
    348,038.30x = 480,524.10 × 267,321.38
  4. Step 4: Simplify right side
    348,038.30x = 128,454,365,535.26
  5. Step 5: Solve for x
    x = 128,454,365,535.26/348,038.30
  6. Step 6: Final answer
    x = 369,081.12

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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.