Home / 704,316.80-1,056,475.20-205,680.80

Finding the Fourth Proportional to 704,316.80, 1,056,475.20 and 205,680.80

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Solution

The fourth proportional to 704,316.80, 1,056,475.20 and 205,680.80 is: 308,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,316.80 : 1,056,475.20 = 205,680.80 : x
  2. Step 2: Convert to fraction form
    704,316.80/1,056,475.20 = 205,680.80/x
  3. Step 3: Cross multiply
    704,316.80x = 1,056,475.20 × 205,680.80
  4. Step 4: Simplify right side
    704,316.80x = 217,296,664,316.16
  5. Step 5: Solve for x
    x = 217,296,664,316.16/704,316.80
  6. Step 6: Final answer
    x = 308,521.20

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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.