Home / 876,613.47-1,313,924.51-370,858.79

Finding the Fourth Proportional to 876,613.47, 1,313,924.51 and 370,858.79

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Solution

The fourth proportional to 876,613.47, 1,313,924.51 and 370,858.79 is: 555,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,613.47 : 1,313,924.51 = 370,858.79 : x
  2. Step 2: Convert to fraction form
    876,613.47/1,313,924.51 = 370,858.79/x
  3. Step 3: Cross multiply
    876,613.47x = 1,313,924.51 × 370,858.79
  4. Step 4: Simplify right side
    876,613.47x = 487,280,445,506.03
  5. Step 5: Solve for x
    x = 487,280,445,506.03/876,613.47
  6. Step 6: Final answer
    x = 555,866.94

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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.