Home / 673,129.30-1,008,465.15-410,166.10

Finding the Fourth Proportional to 673,129.30, 1,008,465.15 and 410,166.10

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Solution

The fourth proportional to 673,129.30, 1,008,465.15 and 410,166.10 is: 614,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,129.30 : 1,008,465.15 = 410,166.10 : x
  2. Step 2: Convert to fraction form
    673,129.30/1,008,465.15 = 410,166.10/x
  3. Step 3: Cross multiply
    673,129.30x = 1,008,465.15 × 410,166.10
  4. Step 4: Simplify right side
    673,129.30x = 413,638,217,561.42
  5. Step 5: Solve for x
    x = 413,638,217,561.42/673,129.30
  6. Step 6: Final answer
    x = 614,500.39

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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.