Home / 480,025.23-662,435.19-262,236.90

Finding the Fourth Proportional to 480,025.23, 662,435.19 and 262,236.90

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Solution

The fourth proportional to 480,025.23, 662,435.19 and 262,236.90 is: 361,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,025.23 : 662,435.19 = 262,236.90 : x
  2. Step 2: Convert to fraction form
    480,025.23/662,435.19 = 262,236.90/x
  3. Step 3: Cross multiply
    480,025.23x = 662,435.19 × 262,236.90
  4. Step 4: Simplify right side
    480,025.23x = 173,714,950,676.51
  5. Step 5: Solve for x
    x = 173,714,950,676.51/480,025.23
  6. Step 6: Final answer
    x = 361,887.13

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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.