Home / 771,534.95-1,066,749.92-675,766.85

Finding the Fourth Proportional to 771,534.95, 1,066,749.92 and 675,766.85

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Solution

The fourth proportional to 771,534.95, 1,066,749.92 and 675,766.85 is: 934,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,534.95 : 1,066,749.92 = 675,766.85 : x
  2. Step 2: Convert to fraction form
    771,534.95/1,066,749.92 = 675,766.85/x
  3. Step 3: Cross multiply
    771,534.95x = 1,066,749.92 × 675,766.85
  4. Step 4: Simplify right side
    771,534.95x = 720,874,233,176.15
  5. Step 5: Solve for x
    x = 720,874,233,176.15/771,534.95
  6. Step 6: Final answer
    x = 934,337.76

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Double scale
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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.