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Finding the Fourth Proportional to 575,675.06, 863,512.59 and 154,940

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Solution

The fourth proportional to 575,675.06, 863,512.59 and 154,940 is: 232,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,675.06 : 863,512.59 = 154,940 : x
  2. Step 2: Convert to fraction form
    575,675.06/863,512.59 = 154,940/x
  3. Step 3: Cross multiply
    575,675.06x = 863,512.59 × 154,940
  4. Step 4: Simplify right side
    575,675.06x = 133,792,640,694.60
  5. Step 5: Solve for x
    x = 133,792,640,694.60/575,675.06
  6. Step 6: Final answer
    x = 232,410.00

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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.