Home / 868,060.70-1,302,091.20-362,345.80

Finding the Fourth Proportional to 868,060.70, 1,302,091.20 and 362,345.80

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Solution

The fourth proportional to 868,060.70, 1,302,091.20 and 362,345.80 is: 543,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,060.70 : 1,302,091.20 = 362,345.80 : x
  2. Step 2: Convert to fraction form
    868,060.70/1,302,091.20 = 362,345.80/x
  3. Step 3: Cross multiply
    868,060.70x = 1,302,091.20 × 362,345.80
  4. Step 4: Simplify right side
    868,060.70x = 471,807,277,536.96
  5. Step 5: Solve for x
    x = 471,807,277,536.96/868,060.70
  6. Step 6: Final answer
    x = 543,518.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.