Home / 899,008.18-1,240,668.96-517,035.22

Finding the Fourth Proportional to 899,008.18, 1,240,668.96 and 517,035.22

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Solution

The fourth proportional to 899,008.18, 1,240,668.96 and 517,035.22 is: 713,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,008.18 : 1,240,668.96 = 517,035.22 : x
  2. Step 2: Convert to fraction form
    899,008.18/1,240,668.96 = 517,035.22/x
  3. Step 3: Cross multiply
    899,008.18x = 1,240,668.96 × 517,035.22
  4. Step 4: Simplify right side
    899,008.18x = 641,469,548,680.77
  5. Step 5: Solve for x
    x = 641,469,548,680.77/899,008.18
  6. Step 6: Final answer
    x = 713,530.27

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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.