Home / 921,257.46-1,271,609.01-581,951.70

Finding the Fourth Proportional to 921,257.46, 1,271,609.01 and 581,951.70

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Solution

The fourth proportional to 921,257.46, 1,271,609.01 and 581,951.70 is: 803,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,257.46 : 1,271,609.01 = 581,951.70 : x
  2. Step 2: Convert to fraction form
    921,257.46/1,271,609.01 = 581,951.70/x
  3. Step 3: Cross multiply
    921,257.46x = 1,271,609.01 × 581,951.70
  4. Step 4: Simplify right side
    921,257.46x = 740,015,025,104.82
  5. Step 5: Solve for x
    x = 740,015,025,104.82/921,257.46
  6. Step 6: Final answer
    x = 803,266.25

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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.