Home / 379,570.07-523,467.38-314,936.93

Finding the Fourth Proportional to 379,570.07, 523,467.38 and 314,936.93

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Solution

The fourth proportional to 379,570.07, 523,467.38 and 314,936.93 is: 434,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,570.07 : 523,467.38 = 314,936.93 : x
  2. Step 2: Convert to fraction form
    379,570.07/523,467.38 = 314,936.93/x
  3. Step 3: Cross multiply
    379,570.07x = 523,467.38 × 314,936.93
  4. Step 4: Simplify right side
    379,570.07x = 164,859,209,612.34
  5. Step 5: Solve for x
    x = 164,859,209,612.34/379,570.07
  6. Step 6: Final answer
    x = 434,331.43

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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.