Home / 554,201.24-830,801.57-199,132.20

Finding the Fourth Proportional to 554,201.24, 830,801.57 and 199,132.20

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Solution

The fourth proportional to 554,201.24, 830,801.57 and 199,132.20 is: 298,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,201.24 : 830,801.57 = 199,132.20 : x
  2. Step 2: Convert to fraction form
    554,201.24/830,801.57 = 199,132.20/x
  3. Step 3: Cross multiply
    554,201.24x = 830,801.57 × 199,132.20
  4. Step 4: Simplify right side
    554,201.24x = 165,439,343,401.89
  5. Step 5: Solve for x
    x = 165,439,343,401.89/554,201.24
  6. Step 6: Final answer
    x = 298,518.54

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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.