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Finding the Fourth Proportional to 297,841.56, 411,024.50 and 161,875.52

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Solution

The fourth proportional to 297,841.56, 411,024.50 and 161,875.52 is: 223,389.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,841.56 : 411,024.50 = 161,875.52 : x
  2. Step 2: Convert to fraction form
    297,841.56/411,024.50 = 161,875.52/x
  3. Step 3: Cross multiply
    297,841.56x = 411,024.50 × 161,875.52
  4. Step 4: Simplify right side
    297,841.56x = 66,534,804,670.24
  5. Step 5: Solve for x
    x = 66,534,804,670.24/297,841.56
  6. Step 6: Final answer
    x = 223,389.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.