Home / 826,529.66-1,140,726.15-459,089.36

Finding the Fourth Proportional to 826,529.66, 1,140,726.15 and 459,089.36

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Solution

The fourth proportional to 826,529.66, 1,140,726.15 and 459,089.36 is: 633,607.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,529.66 : 1,140,726.15 = 459,089.36 : x
  2. Step 2: Convert to fraction form
    826,529.66/1,140,726.15 = 459,089.36/x
  3. Step 3: Cross multiply
    826,529.66x = 1,140,726.15 × 459,089.36
  4. Step 4: Simplify right side
    826,529.66x = 523,695,238,138.76
  5. Step 5: Solve for x
    x = 523,695,238,138.76/826,529.66
  6. Step 6: Final answer
    x = 633,607.31

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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.