Home / 651,237.80-898,736.04-379,261.80

Finding the Fourth Proportional to 651,237.80, 898,736.04 and 379,261.80

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Solution

The fourth proportional to 651,237.80, 898,736.04 and 379,261.80 is: 523,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,237.80 : 898,736.04 = 379,261.80 : x
  2. Step 2: Convert to fraction form
    651,237.80/898,736.04 = 379,261.80/x
  3. Step 3: Cross multiply
    651,237.80x = 898,736.04 × 379,261.80
  4. Step 4: Simplify right side
    651,237.80x = 340,856,248,255.27
  5. Step 5: Solve for x
    x = 340,856,248,255.27/651,237.80
  6. Step 6: Final answer
    x = 523,397.52

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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.