Home / 856,514.88-1,181,975.22-474,534

Finding the Fourth Proportional to 856,514.88, 1,181,975.22 and 474,534

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Solution

The fourth proportional to 856,514.88, 1,181,975.22 and 474,534 is: 654,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,514.88 : 1,181,975.22 = 474,534 : x
  2. Step 2: Convert to fraction form
    856,514.88/1,181,975.22 = 474,534/x
  3. Step 3: Cross multiply
    856,514.88x = 1,181,975.22 × 474,534
  4. Step 4: Simplify right side
    856,514.88x = 560,887,429,047.48
  5. Step 5: Solve for x
    x = 560,887,429,047.48/856,514.88
  6. Step 6: Final answer
    x = 654,848.44

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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.