Home / 416,789.04-575,169.47-225,802.42

Finding the Fourth Proportional to 416,789.04, 575,169.47 and 225,802.42

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Solution

The fourth proportional to 416,789.04, 575,169.47 and 225,802.42 is: 311,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,789.04 : 575,169.47 = 225,802.42 : x
  2. Step 2: Convert to fraction form
    416,789.04/575,169.47 = 225,802.42/x
  3. Step 3: Cross multiply
    416,789.04x = 575,169.47 × 225,802.42
  4. Step 4: Simplify right side
    416,789.04x = 129,874,658,236.12
  5. Step 5: Solve for x
    x = 129,874,658,236.12/416,789.04
  6. Step 6: Final answer
    x = 311,607.66

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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.