Home / 417,613.07-576,008.32-383,268.51

Finding the Fourth Proportional to 417,613.07, 576,008.32 and 383,268.51

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Solution

The fourth proportional to 417,613.07, 576,008.32 and 383,268.51 is: 528,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,613.07 : 576,008.32 = 383,268.51 : x
  2. Step 2: Convert to fraction form
    417,613.07/576,008.32 = 383,268.51/x
  3. Step 3: Cross multiply
    417,613.07x = 576,008.32 × 383,268.51
  4. Step 4: Simplify right side
    417,613.07x = 220,765,845,757.62
  5. Step 5: Solve for x
    x = 220,765,845,757.62/417,613.07
  6. Step 6: Final answer
    x = 528,637.30

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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.