Home / 348,039.30-480,525.48-267,322.38

Finding the Fourth Proportional to 348,039.30, 480,525.48 and 267,322.38

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Solution

The fourth proportional to 348,039.30, 480,525.48 and 267,322.38 is: 369,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,039.30 : 480,525.48 = 267,322.38 : x
  2. Step 2: Convert to fraction form
    348,039.30/480,525.48 = 267,322.38/x
  3. Step 3: Cross multiply
    348,039.30x = 480,525.48 × 267,322.38
  4. Step 4: Simplify right side
    348,039.30x = 128,455,214,964.24
  5. Step 5: Solve for x
    x = 128,455,214,964.24/348,039.30
  6. Step 6: Final answer
    x = 369,082.50

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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.