Home / 329,075.20-454,074.78-185,832.40

Finding the Fourth Proportional to 329,075.20, 454,074.78 and 185,832.40

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Solution

The fourth proportional to 329,075.20, 454,074.78 and 185,832.40 is: 256,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,075.20 : 454,074.78 = 185,832.40 : x
  2. Step 2: Convert to fraction form
    329,075.20/454,074.78 = 185,832.40/x
  3. Step 3: Cross multiply
    329,075.20x = 454,074.78 × 185,832.40
  4. Step 4: Simplify right side
    329,075.20x = 84,381,806,146.87
  5. Step 5: Solve for x
    x = 84,381,806,146.87/329,075.20
  6. Step 6: Final answer
    x = 256,421.04

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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.