Home / 528,200.10-792,008.55-173,031.30

Finding the Fourth Proportional to 528,200.10, 792,008.55 and 173,031.30

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Solution

The fourth proportional to 528,200.10, 792,008.55 and 173,031.30 is: 259,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,200.10 : 792,008.55 = 173,031.30 : x
  2. Step 2: Convert to fraction form
    528,200.10/792,008.55 = 173,031.30/x
  3. Step 3: Cross multiply
    528,200.10x = 792,008.55 × 173,031.30
  4. Step 4: Simplify right side
    528,200.10x = 137,042,269,017.62
  5. Step 5: Solve for x
    x = 137,042,269,017.62/528,200.10
  6. Step 6: Final answer
    x = 259,451.43

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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.