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Finding the Fourth Proportional to 573,409.66, 860,218.19 and 236,262.75

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Solution

The fourth proportional to 573,409.66, 860,218.19 and 236,262.75 is: 354,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,409.66 : 860,218.19 = 236,262.75 : x
  2. Step 2: Convert to fraction form
    573,409.66/860,218.19 = 236,262.75/x
  3. Step 3: Cross multiply
    573,409.66x = 860,218.19 × 236,262.75
  4. Step 4: Simplify right side
    573,409.66x = 203,237,513,988.11
  5. Step 5: Solve for x
    x = 203,237,513,988.11/573,409.66
  6. Step 6: Final answer
    x = 354,436.85

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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.