Home / 370,254.30-510,250.74-268,106.82

Finding the Fourth Proportional to 370,254.30, 510,250.74 and 268,106.82

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Solution

The fourth proportional to 370,254.30, 510,250.74 and 268,106.82 is: 369,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,254.30 : 510,250.74 = 268,106.82 : x
  2. Step 2: Convert to fraction form
    370,254.30/510,250.74 = 268,106.82/x
  3. Step 3: Cross multiply
    370,254.30x = 510,250.74 × 268,106.82
  4. Step 4: Simplify right side
    370,254.30x = 136,801,703,304.05
  5. Step 5: Solve for x
    x = 136,801,703,304.05/370,254.30
  6. Step 6: Final answer
    x = 369,480.39

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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.