Home / 826,184.22-1,140,145.11-463,686.54

Finding the Fourth Proportional to 826,184.22, 1,140,145.11 and 463,686.54

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Solution

The fourth proportional to 826,184.22, 1,140,145.11 and 463,686.54 is: 639,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,184.22 : 1,140,145.11 = 463,686.54 : x
  2. Step 2: Convert to fraction form
    826,184.22/1,140,145.11 = 463,686.54/x
  3. Step 3: Cross multiply
    826,184.22x = 1,140,145.11 × 463,686.54
  4. Step 4: Simplify right side
    826,184.22x = 528,669,941,153.82
  5. Step 5: Solve for x
    x = 528,669,941,153.82/826,184.22
  6. Step 6: Final answer
    x = 639,893.54

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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.