Home / 328,405.32-453,199.98-185,165.04

Finding the Fourth Proportional to 328,405.32, 453,199.98 and 185,165.04

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Solution

The fourth proportional to 328,405.32, 453,199.98 and 185,165.04 is: 255,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,405.32 : 453,199.98 = 185,165.04 : x
  2. Step 2: Convert to fraction form
    328,405.32/453,199.98 = 185,165.04/x
  3. Step 3: Cross multiply
    328,405.32x = 453,199.98 × 185,165.04
  4. Step 4: Simplify right side
    328,405.32x = 83,916,792,424.70
  5. Step 5: Solve for x
    x = 83,916,792,424.70/328,405.32
  6. Step 6: Final answer
    x = 255,528.12

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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.