Home / 363,514.13-501,477.18-256,143.23

Finding the Fourth Proportional to 363,514.13, 501,477.18 and 256,143.23

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Solution

The fourth proportional to 363,514.13, 501,477.18 and 256,143.23 is: 353,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,514.13 : 501,477.18 = 256,143.23 : x
  2. Step 2: Convert to fraction form
    363,514.13/501,477.18 = 256,143.23/x
  3. Step 3: Cross multiply
    363,514.13x = 501,477.18 × 256,143.23
  4. Step 4: Simplify right side
    363,514.13x = 128,449,984,656.49
  5. Step 5: Solve for x
    x = 128,449,984,656.49/363,514.13
  6. Step 6: Final answer
    x = 353,356.24

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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.