Home / 554,394.02-831,583.74-133,666.52

Finding the Fourth Proportional to 554,394.02, 831,583.74 and 133,666.52

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Solution

The fourth proportional to 554,394.02, 831,583.74 and 133,666.52 is: 200,498.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,394.02 : 831,583.74 = 133,666.52 : x
  2. Step 2: Convert to fraction form
    554,394.02/831,583.74 = 133,666.52/x
  3. Step 3: Cross multiply
    554,394.02x = 831,583.74 × 133,666.52
  4. Step 4: Simplify right side
    554,394.02x = 111,154,904,614.39
  5. Step 5: Solve for x
    x = 111,154,904,614.39/554,394.02
  6. Step 6: Final answer
    x = 200,498.02

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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.