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Finding the Fourth Proportional to 575,797.50, 863,698.68 and 176,407.56

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Solution

The fourth proportional to 575,797.50, 863,698.68 and 176,407.56 is: 264,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,797.50 : 863,698.68 = 176,407.56 : x
  2. Step 2: Convert to fraction form
    575,797.50/863,698.68 = 176,407.56/x
  3. Step 3: Cross multiply
    575,797.50x = 863,698.68 × 176,407.56
  4. Step 4: Simplify right side
    575,797.50x = 152,362,976,714.02
  5. Step 5: Solve for x
    x = 152,362,976,714.02/575,797.50
  6. Step 6: Final answer
    x = 264,612.08

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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.