Home / 348,557.20-480,112.79-246,407.00

Finding the Fourth Proportional to 348,557.20, 480,112.79 and 246,407.00

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Solution

The fourth proportional to 348,557.20, 480,112.79 and 246,407.00 is: 339,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,557.20 : 480,112.79 = 246,407.00 : x
  2. Step 2: Convert to fraction form
    348,557.20/480,112.79 = 246,407.00/x
  3. Step 3: Cross multiply
    348,557.20x = 480,112.79 × 246,407.00
  4. Step 4: Simplify right side
    348,557.20x = 118,303,148,612.93
  5. Step 5: Solve for x
    x = 118,303,148,612.93/348,557.20
  6. Step 6: Final answer
    x = 339,408.14

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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.