Home / 356,345.38-534,616.47-317,176.22

Finding the Fourth Proportional to 356,345.38, 534,616.47 and 317,176.22

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Solution

The fourth proportional to 356,345.38, 534,616.47 and 317,176.22 is: 475,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,345.38 : 534,616.47 = 317,176.22 : x
  2. Step 2: Convert to fraction form
    356,345.38/534,616.47 = 317,176.22/x
  3. Step 3: Cross multiply
    356,345.38x = 534,616.47 × 317,176.22
  4. Step 4: Simplify right side
    356,345.38x = 169,567,631,104.34
  5. Step 5: Solve for x
    x = 169,567,631,104.34/356,345.38
  6. Step 6: Final answer
    x = 475,851.91

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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.