Home / 558,055.46-836,993.51-153,153.07

Finding the Fourth Proportional to 558,055.46, 836,993.51 and 153,153.07

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Solution

The fourth proportional to 558,055.46, 836,993.51 and 153,153.07 is: 229,704.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,055.46 : 836,993.51 = 153,153.07 : x
  2. Step 2: Convert to fraction form
    558,055.46/836,993.51 = 153,153.07/x
  3. Step 3: Cross multiply
    558,055.46x = 836,993.51 × 153,153.07
  4. Step 4: Simplify right side
    558,055.46x = 128,188,125,626.58
  5. Step 5: Solve for x
    x = 128,188,125,626.58/558,055.46
  6. Step 6: Final answer
    x = 229,704.99

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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.