Home / 374,742.32-517,152.60-204,976.45

Finding the Fourth Proportional to 374,742.32, 517,152.60 and 204,976.45

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Solution

The fourth proportional to 374,742.32, 517,152.60 and 204,976.45 is: 282,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,742.32 : 517,152.60 = 204,976.45 : x
  2. Step 2: Convert to fraction form
    374,742.32/517,152.60 = 204,976.45/x
  3. Step 3: Cross multiply
    374,742.32x = 517,152.60 × 204,976.45
  4. Step 4: Simplify right side
    374,742.32x = 106,004,104,056.27
  5. Step 5: Solve for x
    x = 106,004,104,056.27/374,742.32
  6. Step 6: Final answer
    x = 282,871.99

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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.