Home / 408,234.24-563,374.80-247,118.40

Finding the Fourth Proportional to 408,234.24, 563,374.80 and 247,118.40

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Solution

The fourth proportional to 408,234.24, 563,374.80 and 247,118.40 is: 341,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,234.24 : 563,374.80 = 247,118.40 : x
  2. Step 2: Convert to fraction form
    408,234.24/563,374.80 = 247,118.40/x
  3. Step 3: Cross multiply
    408,234.24x = 563,374.80 × 247,118.40
  4. Step 4: Simplify right side
    408,234.24x = 139,220,279,176.32
  5. Step 5: Solve for x
    x = 139,220,279,176.32/408,234.24
  6. Step 6: Final answer
    x = 341,030.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.