Home / 382,211.10-573,316.65-193,254.30

Finding the Fourth Proportional to 382,211.10, 573,316.65 and 193,254.30

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Solution

The fourth proportional to 382,211.10, 573,316.65 and 193,254.30 is: 289,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,211.10 : 573,316.65 = 193,254.30 : x
  2. Step 2: Convert to fraction form
    382,211.10/573,316.65 = 193,254.30/x
  3. Step 3: Cross multiply
    382,211.10x = 573,316.65 × 193,254.30
  4. Step 4: Simplify right side
    382,211.10x = 110,795,907,874.10
  5. Step 5: Solve for x
    x = 110,795,907,874.10/382,211.10
  6. Step 6: Final answer
    x = 289,881.45

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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.