Home / 755,923.02-1,133,203.82-275,815.70

Finding the Fourth Proportional to 755,923.02, 1,133,203.82 and 275,815.70

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Solution

The fourth proportional to 755,923.02, 1,133,203.82 and 275,815.70 is: 413,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,923.02 : 1,133,203.82 = 275,815.70 : x
  2. Step 2: Convert to fraction form
    755,923.02/1,133,203.82 = 275,815.70/x
  3. Step 3: Cross multiply
    755,923.02x = 1,133,203.82 × 275,815.70
  4. Step 4: Simplify right side
    755,923.02x = 312,555,397,810.88
  5. Step 5: Solve for x
    x = 312,555,397,810.88/755,923.02
  6. Step 6: Final answer
    x = 413,475.17

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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.