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Finding the Fourth Proportional to 575,852.60, 863,843.70 and 176,490.20

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Solution

The fourth proportional to 575,852.60, 863,843.70 and 176,490.20 is: 264,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,852.60 : 863,843.70 = 176,490.20 : x
  2. Step 2: Convert to fraction form
    575,852.60/863,843.70 = 176,490.20/x
  3. Step 3: Cross multiply
    575,852.60x = 863,843.70 × 176,490.20
  4. Step 4: Simplify right side
    575,852.60x = 152,459,947,381.74
  5. Step 5: Solve for x
    x = 152,459,947,381.74/575,852.60
  6. Step 6: Final answer
    x = 264,755.16

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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.