Home / 756,615.30-1,044,136.21-417,095.70

Finding the Fourth Proportional to 756,615.30, 1,044,136.21 and 417,095.70

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Solution

The fourth proportional to 756,615.30, 1,044,136.21 and 417,095.70 is: 575,595.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,615.30 : 1,044,136.21 = 417,095.70 : x
  2. Step 2: Convert to fraction form
    756,615.30/1,044,136.21 = 417,095.70/x
  3. Step 3: Cross multiply
    756,615.30x = 1,044,136.21 × 417,095.70
  4. Step 4: Simplify right side
    756,615.30x = 435,504,723,405.30
  5. Step 5: Solve for x
    x = 435,504,723,405.30/756,615.30
  6. Step 6: Final answer
    x = 575,595.98

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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.