Home / 985,917.33-1,360,579.05-556,196.13

Finding the Fourth Proportional to 985,917.33, 1,360,579.05 and 556,196.13

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Solution

The fourth proportional to 985,917.33, 1,360,579.05 and 556,196.13 is: 767,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,917.33 : 1,360,579.05 = 556,196.13 : x
  2. Step 2: Convert to fraction form
    985,917.33/1,360,579.05 = 556,196.13/x
  3. Step 3: Cross multiply
    985,917.33x = 1,360,579.05 × 556,196.13
  4. Step 4: Simplify right side
    985,917.33x = 756,748,802,169.08
  5. Step 5: Solve for x
    x = 756,748,802,169.08/985,917.33
  6. Step 6: Final answer
    x = 767,558.07

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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.