Home / 572,360.76-858,541.14-198,383.76

Finding the Fourth Proportional to 572,360.76, 858,541.14 and 198,383.76

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Solution

The fourth proportional to 572,360.76, 858,541.14 and 198,383.76 is: 297,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,360.76 : 858,541.14 = 198,383.76 : x
  2. Step 2: Convert to fraction form
    572,360.76/858,541.14 = 198,383.76/x
  3. Step 3: Cross multiply
    572,360.76x = 858,541.14 × 198,383.76
  4. Step 4: Simplify right side
    572,360.76x = 170,320,619,467.89
  5. Step 5: Solve for x
    x = 170,320,619,467.89/572,360.76
  6. Step 6: Final answer
    x = 297,575.64

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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.