Home / 578,199.69-867,357.59-199,070.24

Finding the Fourth Proportional to 578,199.69, 867,357.59 and 199,070.24

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Solution

The fourth proportional to 578,199.69, 867,357.59 and 199,070.24 is: 298,625.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,199.69 : 867,357.59 = 199,070.24 : x
  2. Step 2: Convert to fraction form
    578,199.69/867,357.59 = 199,070.24/x
  3. Step 3: Cross multiply
    578,199.69x = 867,357.59 × 199,070.24
  4. Step 4: Simplify right side
    578,199.69x = 172,665,078,274.98
  5. Step 5: Solve for x
    x = 172,665,078,274.98/578,199.69
  6. Step 6: Final answer
    x = 298,625.34

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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.