Home / 361,050.36-498,265.04-199,905.40

Finding the Fourth Proportional to 361,050.36, 498,265.04 and 199,905.40

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Solution

The fourth proportional to 361,050.36, 498,265.04 and 199,905.40 is: 275,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,050.36 : 498,265.04 = 199,905.40 : x
  2. Step 2: Convert to fraction form
    361,050.36/498,265.04 = 199,905.40/x
  3. Step 3: Cross multiply
    361,050.36x = 498,265.04 × 199,905.40
  4. Step 4: Simplify right side
    361,050.36x = 99,605,872,127.22
  5. Step 5: Solve for x
    x = 99,605,872,127.22/361,050.36
  6. Step 6: Final answer
    x = 275,878.06

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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.