Home / 826,610.16-1,140,586.20-487,032.24

Finding the Fourth Proportional to 826,610.16, 1,140,586.20 and 487,032.24

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Solution

The fourth proportional to 826,610.16, 1,140,586.20 and 487,032.24 is: 672,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,610.16 : 1,140,586.20 = 487,032.24 : x
  2. Step 2: Convert to fraction form
    826,610.16/1,140,586.20 = 487,032.24/x
  3. Step 3: Cross multiply
    826,610.16x = 1,140,586.20 × 487,032.24
  4. Step 4: Simplify right side
    826,610.16x = 555,502,251,899.09
  5. Step 5: Solve for x
    x = 555,502,251,899.09/826,610.16
  6. Step 6: Final answer
    x = 672,024.47

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Double scale
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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.