Home / 910,566.45-1,256,583.56-502,668.85

Finding the Fourth Proportional to 910,566.45, 1,256,583.56 and 502,668.85

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Solution

The fourth proportional to 910,566.45, 1,256,583.56 and 502,668.85 is: 693,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,566.45 : 1,256,583.56 = 502,668.85 : x
  2. Step 2: Convert to fraction form
    910,566.45/1,256,583.56 = 502,668.85/x
  3. Step 3: Cross multiply
    910,566.45x = 1,256,583.56 × 502,668.85
  4. Step 4: Simplify right side
    910,566.45x = 631,645,416,450.65
  5. Step 5: Solve for x
    x = 631,645,416,450.65/910,566.45
  6. Step 6: Final answer
    x = 693,684.04

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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.