Home / 754,995.96-1,041,939.32-432,726.78

Finding the Fourth Proportional to 754,995.96, 1,041,939.32 and 432,726.78

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Solution

The fourth proportional to 754,995.96, 1,041,939.32 and 432,726.78 is: 597,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,995.96 : 1,041,939.32 = 432,726.78 : x
  2. Step 2: Convert to fraction form
    754,995.96/1,041,939.32 = 432,726.78/x
  3. Step 3: Cross multiply
    754,995.96x = 1,041,939.32 × 432,726.78
  4. Step 4: Simplify right side
    754,995.96x = 450,875,039,525.66
  5. Step 5: Solve for x
    x = 450,875,039,525.66/754,995.96
  6. Step 6: Final answer
    x = 597,188.68

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1.5x scale

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.