Home / 623,912.15-860,998.77-337,432.23

Finding the Fourth Proportional to 623,912.15, 860,998.77 and 337,432.23

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Solution

The fourth proportional to 623,912.15, 860,998.77 and 337,432.23 is: 465,656.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,912.15 : 860,998.77 = 337,432.23 : x
  2. Step 2: Convert to fraction form
    623,912.15/860,998.77 = 337,432.23/x
  3. Step 3: Cross multiply
    623,912.15x = 860,998.77 × 337,432.23
  4. Step 4: Simplify right side
    623,912.15x = 290,528,734,988.36
  5. Step 5: Solve for x
    x = 290,528,734,988.36/623,912.15
  6. Step 6: Final answer
    x = 465,656.48

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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.