Home / 936,376.04-1,403,971.86-515,947.16

Finding the Fourth Proportional to 936,376.04, 1,403,971.86 and 515,947.16

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Solution

The fourth proportional to 936,376.04, 1,403,971.86 and 515,947.16 is: 773,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,376.04 : 1,403,971.86 = 515,947.16 : x
  2. Step 2: Convert to fraction form
    936,376.04/1,403,971.86 = 515,947.16/x
  3. Step 3: Cross multiply
    936,376.04x = 1,403,971.86 × 515,947.16
  4. Step 4: Simplify right side
    936,376.04x = 724,375,293,886.92
  5. Step 5: Solve for x
    x = 724,375,293,886.92/936,376.04
  6. Step 6: Final answer
    x = 773,594.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.