Home / 875,532.44-1,208,422.64-553,037.42

Finding the Fourth Proportional to 875,532.44, 1,208,422.64 and 553,037.42

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Solution

The fourth proportional to 875,532.44, 1,208,422.64 and 553,037.42 is: 763,310.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,532.44 : 1,208,422.64 = 553,037.42 : x
  2. Step 2: Convert to fraction form
    875,532.44/1,208,422.64 = 553,037.42/x
  3. Step 3: Cross multiply
    875,532.44x = 1,208,422.64 × 553,037.42
  4. Step 4: Simplify right side
    875,532.44x = 668,302,930,287.89
  5. Step 5: Solve for x
    x = 668,302,930,287.89/875,532.44
  6. Step 6: Final answer
    x = 763,310.31

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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.