Home / 572,729.40-859,094.10-198,752.40

Finding the Fourth Proportional to 572,729.40, 859,094.10 and 198,752.40

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Solution

The fourth proportional to 572,729.40, 859,094.10 and 198,752.40 is: 298,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,729.40 : 859,094.10 = 198,752.40 : x
  2. Step 2: Convert to fraction form
    572,729.40/859,094.10 = 198,752.40/x
  3. Step 3: Cross multiply
    572,729.40x = 859,094.10 × 198,752.40
  4. Step 4: Simplify right side
    572,729.40x = 170,747,014,200.84
  5. Step 5: Solve for x
    x = 170,747,014,200.84/572,729.40
  6. Step 6: Final answer
    x = 298,128.60

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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.