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Finding the Fourth Proportional to 617,503.93, 926,126.29 and 174,168.25

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Solution

The fourth proportional to 617,503.93, 926,126.29 and 174,168.25 is: 261,215.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,503.93 : 926,126.29 = 174,168.25 : x
  2. Step 2: Convert to fraction form
    617,503.93/926,126.29 = 174,168.25/x
  3. Step 3: Cross multiply
    617,503.93x = 926,126.29 × 174,168.25
  4. Step 4: Simplify right side
    617,503.93x = 161,301,795,208.29
  5. Step 5: Solve for x
    x = 161,301,795,208.29/617,503.93
  6. Step 6: Final answer
    x = 261,215.82

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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.