Home / 572,173.12-858,260.40-198,196.08

Finding the Fourth Proportional to 572,173.12, 858,260.40 and 198,196.08

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Solution

The fourth proportional to 572,173.12, 858,260.40 and 198,196.08 is: 297,294.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,173.12 : 858,260.40 = 198,196.08 : x
  2. Step 2: Convert to fraction form
    572,173.12/858,260.40 = 198,196.08/x
  3. Step 3: Cross multiply
    572,173.12x = 858,260.40 × 198,196.08
  4. Step 4: Simplify right side
    572,173.12x = 170,103,846,899.23
  5. Step 5: Solve for x
    x = 170,103,846,899.23/572,173.12
  6. Step 6: Final answer
    x = 297,294.37

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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.