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Finding the Fourth Proportional to 411,070.99, 567,238.09 and 258,060.27

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Solution

The fourth proportional to 411,070.99, 567,238.09 and 258,060.27 is: 356,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,070.99 : 567,238.09 = 258,060.27 : x
  2. Step 2: Convert to fraction form
    411,070.99/567,238.09 = 258,060.27/x
  3. Step 3: Cross multiply
    411,070.99x = 567,238.09 × 258,060.27
  4. Step 4: Simplify right side
    411,070.99x = 146,381,611,823.49
  5. Step 5: Solve for x
    x = 146,381,611,823.49/411,070.99
  6. Step 6: Final answer
    x = 356,098.13

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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.