Home / 519,524.40-779,310.90-164,566.20

Finding the Fourth Proportional to 519,524.40, 779,310.90 and 164,566.20

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Solution

The fourth proportional to 519,524.40, 779,310.90 and 164,566.20 is: 246,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,524.40 : 779,310.90 = 164,566.20 : x
  2. Step 2: Convert to fraction form
    519,524.40/779,310.90 = 164,566.20/x
  3. Step 3: Cross multiply
    519,524.40x = 779,310.90 × 164,566.20
  4. Step 4: Simplify right side
    519,524.40x = 128,248,233,431.58
  5. Step 5: Solve for x
    x = 128,248,233,431.58/519,524.40
  6. Step 6: Final answer
    x = 246,857.00

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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.