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Finding the Fourth Proportional to 563,058.27, 777,097.71 and 345,228.41

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Solution

The fourth proportional to 563,058.27, 777,097.71 and 345,228.41 is: 476,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,058.27 : 777,097.71 = 345,228.41 : x
  2. Step 2: Convert to fraction form
    563,058.27/777,097.71 = 345,228.41/x
  3. Step 3: Cross multiply
    563,058.27x = 777,097.71 × 345,228.41
  4. Step 4: Simplify right side
    563,058.27x = 268,276,206,837.94
  5. Step 5: Solve for x
    x = 268,276,206,837.94/563,058.27
  6. Step 6: Final answer
    x = 476,462.60

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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.