Home / 379,995.20-569,992.34-152,393.50

Finding the Fourth Proportional to 379,995.20, 569,992.34 and 152,393.50

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Solution

The fourth proportional to 379,995.20, 569,992.34 and 152,393.50 is: 228,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,995.20 : 569,992.34 = 152,393.50 : x
  2. Step 2: Convert to fraction form
    379,995.20/569,992.34 = 152,393.50/x
  3. Step 3: Cross multiply
    379,995.20x = 569,992.34 × 152,393.50
  4. Step 4: Simplify right side
    379,995.20x = 86,863,128,759.26
  5. Step 5: Solve for x
    x = 86,863,128,759.26/379,995.20
  6. Step 6: Final answer
    x = 228,590.07

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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.