Home / 330,384.12-455,927.58-179,482.20

Finding the Fourth Proportional to 330,384.12, 455,927.58 and 179,482.20

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Solution

The fourth proportional to 330,384.12, 455,927.58 and 179,482.20 is: 247,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,384.12 : 455,927.58 = 179,482.20 : x
  2. Step 2: Convert to fraction form
    330,384.12/455,927.58 = 179,482.20/x
  3. Step 3: Cross multiply
    330,384.12x = 455,927.58 × 179,482.20
  4. Step 4: Simplify right side
    330,384.12x = 81,830,885,099.08
  5. Step 5: Solve for x
    x = 81,830,885,099.08/330,384.12
  6. Step 6: Final answer
    x = 247,684.07

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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.