Home / 557,852.31-836,445.85-220,941.31

Finding the Fourth Proportional to 557,852.31, 836,445.85 and 220,941.31

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Solution

The fourth proportional to 557,852.31, 836,445.85 and 220,941.31 is: 331,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,852.31 : 836,445.85 = 220,941.31 : x
  2. Step 2: Convert to fraction form
    557,852.31/836,445.85 = 220,941.31/x
  3. Step 3: Cross multiply
    557,852.31x = 836,445.85 × 220,941.31
  4. Step 4: Simplify right side
    557,852.31x = 184,805,441,843.06
  5. Step 5: Solve for x
    x = 184,805,441,843.06/557,852.31
  6. Step 6: Final answer
    x = 331,280.23

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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.