Home / 910,624.20-1,256,663.49-502,726.32

Finding the Fourth Proportional to 910,624.20, 1,256,663.49 and 502,726.32

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Solution

The fourth proportional to 910,624.20, 1,256,663.49 and 502,726.32 is: 693,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,624.20 : 1,256,663.49 = 502,726.32 : x
  2. Step 2: Convert to fraction form
    910,624.20/1,256,663.49 = 502,726.32/x
  3. Step 3: Cross multiply
    910,624.20x = 1,256,663.49 × 502,726.32
  4. Step 4: Simplify right side
    910,624.20x = 631,757,811,806.06
  5. Step 5: Solve for x
    x = 631,757,811,806.06/910,624.20
  6. Step 6: Final answer
    x = 693,763.48

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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.