Home / 361,557.90-498,985.69-200,444.09

Finding the Fourth Proportional to 361,557.90, 498,985.69 and 200,444.09

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Solution

The fourth proportional to 361,557.90, 498,985.69 and 200,444.09 is: 276,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,557.90 : 498,985.69 = 200,444.09 : x
  2. Step 2: Convert to fraction form
    361,557.90/498,985.69 = 200,444.09/x
  3. Step 3: Cross multiply
    361,557.90x = 498,985.69 × 200,444.09
  4. Step 4: Simplify right side
    361,557.90x = 100,018,733,301.43
  5. Step 5: Solve for x
    x = 100,018,733,301.43/361,557.90
  6. Step 6: Final answer
    x = 276,632.69

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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.