Home / 718,566.42-1,077,553.08-245,289.90

Finding the Fourth Proportional to 718,566.42, 1,077,553.08 and 245,289.90

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Solution

The fourth proportional to 718,566.42, 1,077,553.08 and 245,289.90 is: 367,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,566.42 : 1,077,553.08 = 245,289.90 : x
  2. Step 2: Convert to fraction form
    718,566.42/1,077,553.08 = 245,289.90/x
  3. Step 3: Cross multiply
    718,566.42x = 1,077,553.08 × 245,289.90
  4. Step 4: Simplify right side
    718,566.42x = 264,312,887,237.89
  5. Step 5: Solve for x
    x = 264,312,887,237.89/718,566.42
  6. Step 6: Final answer
    x = 367,833.62

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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.