Home / 688,108.80-1,032,163.20-182,668.80

Finding the Fourth Proportional to 688,108.80, 1,032,163.20 and 182,668.80

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Solution

The fourth proportional to 688,108.80, 1,032,163.20 and 182,668.80 is: 274,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,108.80 : 1,032,163.20 = 182,668.80 : x
  2. Step 2: Convert to fraction form
    688,108.80/1,032,163.20 = 182,668.80/x
  3. Step 3: Cross multiply
    688,108.80x = 1,032,163.20 × 182,668.80
  4. Step 4: Simplify right side
    688,108.80x = 188,544,013,148.16
  5. Step 5: Solve for x
    x = 188,544,013,148.16/688,108.80
  6. Step 6: Final answer
    x = 274,003.20

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1.5x scale

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.