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Finding the Fourth Proportional to 452,587.40, 624,501.26 and 261,563.96

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Solution

The fourth proportional to 452,587.40, 624,501.26 and 261,563.96 is: 360,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,587.40 : 624,501.26 = 261,563.96 : x
  2. Step 2: Convert to fraction form
    452,587.40/624,501.26 = 261,563.96/x
  3. Step 3: Cross multiply
    452,587.40x = 624,501.26 × 261,563.96
  4. Step 4: Simplify right side
    452,587.40x = 163,347,022,590.59
  5. Step 5: Solve for x
    x = 163,347,022,590.59/452,587.40
  6. Step 6: Final answer
    x = 360,918.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.