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Finding the Fourth Proportional to 623,677.30, 860,675.93 and 337,197.39

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Solution

The fourth proportional to 623,677.30, 860,675.93 and 337,197.39 is: 465,333.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,677.30 : 860,675.93 = 337,197.39 : x
  2. Step 2: Convert to fraction form
    623,677.30/860,675.93 = 337,197.39/x
  3. Step 3: Cross multiply
    623,677.30x = 860,675.93 × 337,197.39
  4. Step 4: Simplify right side
    623,677.30x = 290,217,676,003.44
  5. Step 5: Solve for x
    x = 290,217,676,003.44/623,677.30
  6. Step 6: Final answer
    x = 465,333.07

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1.5x scale

Why These Related Problems?

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