Home / 333,541.53-500,405.85-134,002.05

Finding the Fourth Proportional to 333,541.53, 500,405.85 and 134,002.05

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Solution

The fourth proportional to 333,541.53, 500,405.85 and 134,002.05 is: 201,040.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,541.53 : 500,405.85 = 134,002.05 : x
  2. Step 2: Convert to fraction form
    333,541.53/500,405.85 = 134,002.05/x
  3. Step 3: Cross multiply
    333,541.53x = 500,405.85 × 134,002.05
  4. Step 4: Simplify right side
    333,541.53x = 67,055,409,731.99
  5. Step 5: Solve for x
    x = 67,055,409,731.99/333,541.53
  6. Step 6: Final answer
    x = 201,040.66

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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.