Home / 826,238.01-1,239,094.58-265,141.29

Finding the Fourth Proportional to 826,238.01, 1,239,094.58 and 265,141.29

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Solution

The fourth proportional to 826,238.01, 1,239,094.58 and 265,141.29 is: 397,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,238.01 : 1,239,094.58 = 265,141.29 : x
  2. Step 2: Convert to fraction form
    826,238.01/1,239,094.58 = 265,141.29/x
  3. Step 3: Cross multiply
    826,238.01x = 1,239,094.58 × 265,141.29
  4. Step 4: Simplify right side
    826,238.01x = 328,535,134,047.50
  5. Step 5: Solve for x
    x = 328,535,134,047.50/826,238.01
  6. Step 6: Final answer
    x = 397,627.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.