Home / 572,531.40-859,190.63-198,554.40

Finding the Fourth Proportional to 572,531.40, 859,190.63 and 198,554.40

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Solution

The fourth proportional to 572,531.40, 859,190.63 and 198,554.40 is: 297,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,531.40 : 859,190.63 = 198,554.40 : x
  2. Step 2: Convert to fraction form
    572,531.40/859,190.63 = 198,554.40/x
  3. Step 3: Cross multiply
    572,531.40x = 859,190.63 × 198,554.40
  4. Step 4: Simplify right side
    572,531.40x = 170,596,079,032.50
  5. Step 5: Solve for x
    x = 170,596,079,032.50/572,531.40
  6. Step 6: Final answer
    x = 297,968.07

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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.