Home / 387,570.52-534,514.26-251,470.36

Finding the Fourth Proportional to 387,570.52, 534,514.26 and 251,470.36

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Solution

The fourth proportional to 387,570.52, 534,514.26 and 251,470.36 is: 346,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,570.52 : 534,514.26 = 251,470.36 : x
  2. Step 2: Convert to fraction form
    387,570.52/534,514.26 = 251,470.36/x
  3. Step 3: Cross multiply
    387,570.52x = 534,514.26 × 251,470.36
  4. Step 4: Simplify right side
    387,570.52x = 134,414,493,387.33
  5. Step 5: Solve for x
    x = 134,414,493,387.33/387,570.52
  6. Step 6: Final answer
    x = 346,813.00

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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.