Home / 439,777.30-606,579.80-403,595.58

Finding the Fourth Proportional to 439,777.30, 606,579.80 and 403,595.58

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Solution

The fourth proportional to 439,777.30, 606,579.80 and 403,595.58 is: 556,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,777.30 : 606,579.80 = 403,595.58 : x
  2. Step 2: Convert to fraction form
    439,777.30/606,579.80 = 403,595.58/x
  3. Step 3: Cross multiply
    439,777.30x = 606,579.80 × 403,595.58
  4. Step 4: Simplify right side
    439,777.30x = 244,812,926,197.28
  5. Step 5: Solve for x
    x = 244,812,926,197.28/439,777.30
  6. Step 6: Final answer
    x = 556,674.77

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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.