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Finding the Fourth Proportional to 573,875.80, 860,813.70 and 174,513.40

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Solution

The fourth proportional to 573,875.80, 860,813.70 and 174,513.40 is: 261,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,875.80 : 860,813.70 = 174,513.40 : x
  2. Step 2: Convert to fraction form
    573,875.80/860,813.70 = 174,513.40/x
  3. Step 3: Cross multiply
    573,875.80x = 860,813.70 × 174,513.40
  4. Step 4: Simplify right side
    573,875.80x = 150,223,525,553.58
  5. Step 5: Solve for x
    x = 150,223,525,553.58/573,875.80
  6. Step 6: Final answer
    x = 261,770.10

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Similar ratio
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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.