Home / 841,454.82-1,261,247.29-641,114.69

Finding the Fourth Proportional to 841,454.82, 1,261,247.29 and 641,114.69

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Solution

The fourth proportional to 841,454.82, 1,261,247.29 and 641,114.69 is: 960,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,454.82 : 1,261,247.29 = 641,114.69 : x
  2. Step 2: Convert to fraction form
    841,454.82/1,261,247.29 = 641,114.69/x
  3. Step 3: Cross multiply
    841,454.82x = 1,261,247.29 × 641,114.69
  4. Step 4: Simplify right side
    841,454.82x = 808,604,157,432.67
  5. Step 5: Solve for x
    x = 808,604,157,432.67/841,454.82
  6. Step 6: Final answer
    x = 960,959.68

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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.