Home / 554,393.02-831,582.24-133,665.52

Finding the Fourth Proportional to 554,393.02, 831,582.24 and 133,665.52

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Solution

The fourth proportional to 554,393.02, 831,582.24 and 133,665.52 is: 200,496.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,393.02 : 831,582.24 = 133,665.52 : x
  2. Step 2: Convert to fraction form
    554,393.02/831,582.24 = 133,665.52/x
  3. Step 3: Cross multiply
    554,393.02x = 831,582.24 × 133,665.52
  4. Step 4: Simplify right side
    554,393.02x = 111,153,872,532.37
  5. Step 5: Solve for x
    x = 111,153,872,532.37/554,393.02
  6. Step 6: Final answer
    x = 200,496.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.