Home / 623,902.18-860,985.56-337,422.27

Finding the Fourth Proportional to 623,902.18, 860,985.56 and 337,422.27

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Solution

The fourth proportional to 623,902.18, 860,985.56 and 337,422.27 is: 465,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,902.18 : 860,985.56 = 337,422.27 : x
  2. Step 2: Convert to fraction form
    623,902.18/860,985.56 = 337,422.27/x
  3. Step 3: Cross multiply
    623,902.18x = 860,985.56 × 337,422.27
  4. Step 4: Simplify right side
    623,902.18x = 290,515,702,092.42
  5. Step 5: Solve for x
    x = 290,515,702,092.42/623,902.18
  6. Step 6: Final answer
    x = 465,643.03

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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.