Home / 644,946.51-967,536.15-265,660.23

Finding the Fourth Proportional to 644,946.51, 967,536.15 and 265,660.23

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Solution

The fourth proportional to 644,946.51, 967,536.15 and 265,660.23 is: 398,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,946.51 : 967,536.15 = 265,660.23 : x
  2. Step 2: Convert to fraction form
    644,946.51/967,536.15 = 265,660.23/x
  3. Step 3: Cross multiply
    644,946.51x = 967,536.15 × 265,660.23
  4. Step 4: Simplify right side
    644,946.51x = 257,035,876,142.31
  5. Step 5: Solve for x
    x = 257,035,876,142.31/644,946.51
  6. Step 6: Final answer
    x = 398,538.29

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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.