Home / 572,523.30-858,784.95-198,546.30

Finding the Fourth Proportional to 572,523.30, 858,784.95 and 198,546.30

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Solution

The fourth proportional to 572,523.30, 858,784.95 and 198,546.30 is: 297,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,523.30 : 858,784.95 = 198,546.30 : x
  2. Step 2: Convert to fraction form
    572,523.30/858,784.95 = 198,546.30/x
  3. Step 3: Cross multiply
    572,523.30x = 858,784.95 × 198,546.30
  4. Step 4: Simplify right side
    572,523.30x = 170,508,574,318.19
  5. Step 5: Solve for x
    x = 170,508,574,318.19/572,523.30
  6. Step 6: Final answer
    x = 297,819.45

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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.