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Finding the Fourth Proportional to 543,070.30, 814,897.05 and 227,559.10

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Solution

The fourth proportional to 543,070.30, 814,897.05 and 227,559.10 is: 341,460.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,070.30 : 814,897.05 = 227,559.10 : x
  2. Step 2: Convert to fraction form
    543,070.30/814,897.05 = 227,559.10/x
  3. Step 3: Cross multiply
    543,070.30x = 814,897.05 × 227,559.10
  4. Step 4: Simplify right side
    543,070.30x = 185,437,239,290.66
  5. Step 5: Solve for x
    x = 185,437,239,290.66/543,070.30
  6. Step 6: Final answer
    x = 341,460.84

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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.