Home / 826,670.31-1,140,726.29-464,011.03

Finding the Fourth Proportional to 826,670.31, 1,140,726.29 and 464,011.03

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Solution

The fourth proportional to 826,670.31, 1,140,726.29 and 464,011.03 is: 640,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,670.31 : 1,140,726.29 = 464,011.03 : x
  2. Step 2: Convert to fraction form
    826,670.31/1,140,726.29 = 464,011.03/x
  3. Step 3: Cross multiply
    826,670.31x = 1,140,726.29 × 464,011.03
  4. Step 4: Simplify right side
    826,670.31x = 529,309,582,486.89
  5. Step 5: Solve for x
    x = 529,309,582,486.89/826,670.31
  6. Step 6: Final answer
    x = 640,291.03

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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.