Home / 324,026.10-485,893.35-124,280.10

Finding the Fourth Proportional to 324,026.10, 485,893.35 and 124,280.10

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Solution

The fourth proportional to 324,026.10, 485,893.35 and 124,280.10 is: 186,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,026.10 : 485,893.35 = 124,280.10 : x
  2. Step 2: Convert to fraction form
    324,026.10/485,893.35 = 124,280.10/x
  3. Step 3: Cross multiply
    324,026.10x = 485,893.35 × 124,280.10
  4. Step 4: Simplify right side
    324,026.10x = 60,386,874,127.34
  5. Step 5: Solve for x
    x = 60,386,874,127.34/324,026.10
  6. Step 6: Final answer
    x = 186,364.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.