Home / 558,983.72-771,467.24-317,344.52

Finding the Fourth Proportional to 558,983.72, 771,467.24 and 317,344.52

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Solution

The fourth proportional to 558,983.72, 771,467.24 and 317,344.52 is: 437,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,983.72 : 771,467.24 = 317,344.52 : x
  2. Step 2: Convert to fraction form
    558,983.72/771,467.24 = 317,344.52/x
  3. Step 3: Cross multiply
    558,983.72x = 771,467.24 × 317,344.52
  4. Step 4: Simplify right side
    558,983.72x = 244,820,895,529.47
  5. Step 5: Solve for x
    x = 244,820,895,529.47/558,983.72
  6. Step 6: Final answer
    x = 437,975.01

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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.