Home / 374,196.87-561,039.11-134,305.45

Finding the Fourth Proportional to 374,196.87, 561,039.11 and 134,305.45

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Solution

The fourth proportional to 374,196.87, 561,039.11 and 134,305.45 is: 201,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,196.87 : 561,039.11 = 134,305.45 : x
  2. Step 2: Convert to fraction form
    374,196.87/561,039.11 = 134,305.45/x
  3. Step 3: Cross multiply
    374,196.87x = 561,039.11 × 134,305.45
  4. Step 4: Simplify right side
    374,196.87x = 75,350,610,471.91
  5. Step 5: Solve for x
    x = 75,350,610,471.91/374,196.87
  6. Step 6: Final answer
    x = 201,366.22

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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.