Home / 914,636.13-1,262,164.34-527,467.87

Finding the Fourth Proportional to 914,636.13, 1,262,164.34 and 527,467.87

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Solution

The fourth proportional to 914,636.13, 1,262,164.34 and 527,467.87 is: 727,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,636.13 : 1,262,164.34 = 527,467.87 : x
  2. Step 2: Convert to fraction form
    914,636.13/1,262,164.34 = 527,467.87/x
  3. Step 3: Cross multiply
    914,636.13x = 1,262,164.34 × 527,467.87
  4. Step 4: Simplify right side
    914,636.13x = 665,751,136,009.76
  5. Step 5: Solve for x
    x = 665,751,136,009.76/914,636.13
  6. Step 6: Final answer
    x = 727,886.33

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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.