Home / 408,319.02-563,345.37-247,112.82

Finding the Fourth Proportional to 408,319.02, 563,345.37 and 247,112.82

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Solution

The fourth proportional to 408,319.02, 563,345.37 and 247,112.82 is: 340,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,319.02 : 563,345.37 = 247,112.82 : x
  2. Step 2: Convert to fraction form
    408,319.02/563,345.37 = 247,112.82/x
  3. Step 3: Cross multiply
    408,319.02x = 563,345.37 × 247,112.82
  4. Step 4: Simplify right side
    408,319.02x = 139,209,863,014.64
  5. Step 5: Solve for x
    x = 139,209,863,014.64/408,319.02
  6. Step 6: Final answer
    x = 340,934.06

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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.