Home / 374,623.04-517,405.60-251,901.92

Finding the Fourth Proportional to 374,623.04, 517,405.60 and 251,901.92

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Solution

The fourth proportional to 374,623.04, 517,405.60 and 251,901.92 is: 347,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,623.04 : 517,405.60 = 251,901.92 : x
  2. Step 2: Convert to fraction form
    374,623.04/517,405.60 = 251,901.92/x
  3. Step 3: Cross multiply
    374,623.04x = 517,405.60 × 251,901.92
  4. Step 4: Simplify right side
    374,623.04x = 130,335,464,058.75
  5. Step 5: Solve for x
    x = 130,335,464,058.75/374,623.04
  6. Step 6: Final answer
    x = 347,910.97

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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.