Home / 417,435.48-576,061.09-236,143.58

Finding the Fourth Proportional to 417,435.48, 576,061.09 and 236,143.58

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Solution

The fourth proportional to 417,435.48, 576,061.09 and 236,143.58 is: 325,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,435.48 : 576,061.09 = 236,143.58 : x
  2. Step 2: Convert to fraction form
    417,435.48/576,061.09 = 236,143.58/x
  3. Step 3: Cross multiply
    417,435.48x = 576,061.09 × 236,143.58
  4. Step 4: Simplify right side
    417,435.48x = 136,033,124,620.64
  5. Step 5: Solve for x
    x = 136,033,124,620.64/417,435.48
  6. Step 6: Final answer
    x = 325,878.20

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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.