Home / 374,737.93-517,188.38-211,427.96

Finding the Fourth Proportional to 374,737.93, 517,188.38 and 211,427.96

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Solution

The fourth proportional to 374,737.93, 517,188.38 and 211,427.96 is: 291,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,737.93 : 517,188.38 = 211,427.96 : x
  2. Step 2: Convert to fraction form
    374,737.93/517,188.38 = 211,427.96/x
  3. Step 3: Cross multiply
    374,737.93x = 517,188.38 × 211,427.96
  4. Step 4: Simplify right side
    374,737.93x = 109,348,080,476.02
  5. Step 5: Solve for x
    x = 109,348,080,476.02/374,737.93
  6. Step 6: Final answer
    x = 291,798.81

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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.