Home / 956,707.88-1,320,250.74-526,978.04

Finding the Fourth Proportional to 956,707.88, 1,320,250.74 and 526,978.04

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Solution

The fourth proportional to 956,707.88, 1,320,250.74 and 526,978.04 is: 727,226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,707.88 : 1,320,250.74 = 526,978.04 : x
  2. Step 2: Convert to fraction form
    956,707.88/1,320,250.74 = 526,978.04/x
  3. Step 3: Cross multiply
    956,707.88x = 1,320,250.74 × 526,978.04
  4. Step 4: Simplify right side
    956,707.88x = 695,743,147,273.75
  5. Step 5: Solve for x
    x = 695,743,147,273.75/956,707.88
  6. Step 6: Final answer
    x = 727,226.32

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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.