Home / 369,642.36-551,789.52-324,802.20

Finding the Fourth Proportional to 369,642.36, 551,789.52 and 324,802.20

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Solution

The fourth proportional to 369,642.36, 551,789.52 and 324,802.20 is: 484,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,642.36 : 551,789.52 = 324,802.20 : x
  2. Step 2: Convert to fraction form
    369,642.36/551,789.52 = 324,802.20/x
  3. Step 3: Cross multiply
    369,642.36x = 551,789.52 × 324,802.20
  4. Step 4: Simplify right side
    369,642.36x = 179,222,450,032.94
  5. Step 5: Solve for x
    x = 179,222,450,032.94/369,642.36
  6. Step 6: Final answer
    x = 484,853.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.