Home / 808,359.30-1,213,851.15-454,065.30

Finding the Fourth Proportional to 808,359.30, 1,213,851.15 and 454,065.30

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Solution

The fourth proportional to 808,359.30, 1,213,851.15 and 454,065.30 is: 681,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,359.30 : 1,213,851.15 = 454,065.30 : x
  2. Step 2: Convert to fraction form
    808,359.30/1,213,851.15 = 454,065.30/x
  3. Step 3: Cross multiply
    808,359.30x = 1,213,851.15 × 454,065.30
  4. Step 4: Simplify right side
    808,359.30x = 551,167,686,580.10
  5. Step 5: Solve for x
    x = 551,167,686,580.10/808,359.30
  6. Step 6: Final answer
    x = 681,835.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.