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Finding the Fourth Proportional to 301,706.25, 452,559.17 and 77,058.63

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Solution

The fourth proportional to 301,706.25, 452,559.17 and 77,058.63 is: 115,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,706.25 : 452,559.17 = 77,058.63 : x
  2. Step 2: Convert to fraction form
    301,706.25/452,559.17 = 77,058.63/x
  3. Step 3: Cross multiply
    301,706.25x = 452,559.17 × 77,058.63
  4. Step 4: Simplify right side
    301,706.25x = 34,873,589,248.84
  5. Step 5: Solve for x
    x = 34,873,589,248.84/301,706.25
  6. Step 6: Final answer
    x = 115,587.89

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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.