Home / 936,224.06-1,291,985.86-506,504.30

Finding the Fourth Proportional to 936,224.06, 1,291,985.86 and 506,504.30

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Solution

The fourth proportional to 936,224.06, 1,291,985.86 and 506,504.30 is: 698,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,224.06 : 1,291,985.86 = 506,504.30 : x
  2. Step 2: Convert to fraction form
    936,224.06/1,291,985.86 = 506,504.30/x
  3. Step 3: Cross multiply
    936,224.06x = 1,291,985.86 × 506,504.30
  4. Step 4: Simplify right side
    936,224.06x = 654,396,385,903.01
  5. Step 5: Solve for x
    x = 654,396,385,903.01/936,224.06
  6. Step 6: Final answer
    x = 698,974.12

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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.