Home / 480,414.18-662,971.73-262,623.81

Finding the Fourth Proportional to 480,414.18, 662,971.73 and 262,623.81

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Solution

The fourth proportional to 480,414.18, 662,971.73 and 262,623.81 is: 362,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,414.18 : 662,971.73 = 262,623.81 : x
  2. Step 2: Convert to fraction form
    480,414.18/662,971.73 = 262,623.81/x
  3. Step 3: Cross multiply
    480,414.18x = 662,971.73 × 262,623.81
  4. Step 4: Simplify right side
    480,414.18x = 174,112,162,827.92
  5. Step 5: Solve for x
    x = 174,112,162,827.92/480,414.18
  6. Step 6: Final answer
    x = 362,420.95

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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.