Home / 936,087.76-1,291,799.64-506,366.56

Finding the Fourth Proportional to 936,087.76, 1,291,799.64 and 506,366.56

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Solution

The fourth proportional to 936,087.76, 1,291,799.64 and 506,366.56 is: 698,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,087.76 : 1,291,799.64 = 506,366.56 : x
  2. Step 2: Convert to fraction form
    936,087.76/1,291,799.64 = 506,366.56/x
  3. Step 3: Cross multiply
    936,087.76x = 1,291,799.64 × 506,366.56
  4. Step 4: Simplify right side
    936,087.76x = 654,124,139,916.04
  5. Step 5: Solve for x
    x = 654,124,139,916.04/936,087.76
  6. Step 6: Final answer
    x = 698,785.06

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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.