Home / 554,102.91-831,201.55-174,922.20

Finding the Fourth Proportional to 554,102.91, 831,201.55 and 174,922.20

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Solution

The fourth proportional to 554,102.91, 831,201.55 and 174,922.20 is: 262,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,102.91 : 831,201.55 = 174,922.20 : x
  2. Step 2: Convert to fraction form
    554,102.91/831,201.55 = 174,922.20/x
  3. Step 3: Cross multiply
    554,102.91x = 831,201.55 × 174,922.20
  4. Step 4: Simplify right side
    554,102.91x = 145,395,603,332.11
  5. Step 5: Solve for x
    x = 145,395,603,332.11/554,102.91
  6. Step 6: Final answer
    x = 262,398.19

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1.5x scale

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.