Home / 908,528.88-1,253,769.90-526,777.11

Finding the Fourth Proportional to 908,528.88, 1,253,769.90 and 526,777.11

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Solution

The fourth proportional to 908,528.88, 1,253,769.90 and 526,777.11 is: 726,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,528.88 : 1,253,769.90 = 526,777.11 : x
  2. Step 2: Convert to fraction form
    908,528.88/1,253,769.90 = 526,777.11/x
  3. Step 3: Cross multiply
    908,528.88x = 1,253,769.90 × 526,777.11
  4. Step 4: Simplify right side
    908,528.88x = 660,457,284,526.99
  5. Step 5: Solve for x
    x = 660,457,284,526.99/908,528.88
  6. Step 6: Final answer
    x = 726,952.44

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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.