Home / 936,606.72-1,292,517.36-506,889.96

Finding the Fourth Proportional to 936,606.72, 1,292,517.36 and 506,889.96

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Solution

The fourth proportional to 936,606.72, 1,292,517.36 and 506,889.96 is: 699,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,606.72 : 1,292,517.36 = 506,889.96 : x
  2. Step 2: Convert to fraction form
    936,606.72/1,292,517.36 = 506,889.96/x
  3. Step 3: Cross multiply
    936,606.72x = 1,292,517.36 × 506,889.96
  4. Step 4: Simplify right side
    936,606.72x = 655,164,072,909.71
  5. Step 5: Solve for x
    x = 655,164,072,909.71/936,606.72
  6. Step 6: Final answer
    x = 699,508.19

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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.