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Finding the Fourth Proportional to 546,055.65, 819,452.53 and 191,072.75

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Solution

The fourth proportional to 546,055.65, 819,452.53 and 191,072.75 is: 286,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,055.65 : 819,452.53 = 191,072.75 : x
  2. Step 2: Convert to fraction form
    546,055.65/819,452.53 = 191,072.75/x
  3. Step 3: Cross multiply
    546,055.65x = 819,452.53 × 191,072.75
  4. Step 4: Simplify right side
    546,055.65x = 156,575,044,304.30
  5. Step 5: Solve for x
    x = 156,575,044,304.30/546,055.65
  6. Step 6: Final answer
    x = 286,738.26

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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.