Home / 933,081.56-1,288,272.30-717,841.88

Finding the Fourth Proportional to 933,081.56, 1,288,272.30 and 717,841.88

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Solution

The fourth proportional to 933,081.56, 1,288,272.30 and 717,841.88 is: 991,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,081.56 : 1,288,272.30 = 717,841.88 : x
  2. Step 2: Convert to fraction form
    933,081.56/1,288,272.30 = 717,841.88/x
  3. Step 3: Cross multiply
    933,081.56x = 1,288,272.30 × 717,841.88
  4. Step 4: Simplify right side
    933,081.56x = 924,775,809,783.92
  5. Step 5: Solve for x
    x = 924,775,809,783.92/933,081.56
  6. Step 6: Final answer
    x = 991,098.58

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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.