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Finding the Fourth Proportional to 417,599.95, 576,281.73 and 245,537.32

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Solution

The fourth proportional to 417,599.95, 576,281.73 and 245,537.32 is: 338,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,599.95 : 576,281.73 = 245,537.32 : x
  2. Step 2: Convert to fraction form
    417,599.95/576,281.73 = 245,537.32/x
  3. Step 3: Cross multiply
    417,599.95x = 576,281.73 × 245,537.32
  4. Step 4: Simplify right side
    417,599.95x = 141,498,671,549.16
  5. Step 5: Solve for x
    x = 141,498,671,549.16/417,599.95
  6. Step 6: Final answer
    x = 338,837.86

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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.