Home / 349,048.32-523,400.06-204,990.27

Finding the Fourth Proportional to 349,048.32, 523,400.06 and 204,990.27

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Solution

The fourth proportional to 349,048.32, 523,400.06 and 204,990.27 is: 307,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,048.32 : 523,400.06 = 204,990.27 : x
  2. Step 2: Convert to fraction form
    349,048.32/523,400.06 = 204,990.27/x
  3. Step 3: Cross multiply
    349,048.32x = 523,400.06 × 204,990.27
  4. Step 4: Simplify right side
    349,048.32x = 107,291,918,592.47
  5. Step 5: Solve for x
    x = 107,291,918,592.47/349,048.32
  6. Step 6: Final answer
    x = 307,384.14

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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.