Home / 445,500.35-614,786.71-251,946.07

Finding the Fourth Proportional to 445,500.35, 614,786.71 and 251,946.07

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Solution

The fourth proportional to 445,500.35, 614,786.71 and 251,946.07 is: 347,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,500.35 : 614,786.71 = 251,946.07 : x
  2. Step 2: Convert to fraction form
    445,500.35/614,786.71 = 251,946.07/x
  3. Step 3: Cross multiply
    445,500.35x = 614,786.71 × 251,946.07
  4. Step 4: Simplify right side
    445,500.35x = 154,893,095,507.38
  5. Step 5: Solve for x
    x = 154,893,095,507.38/445,500.35
  6. Step 6: Final answer
    x = 347,683.44

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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.