Home / 934,867.80-1,402,301.70-561,619.80

Finding the Fourth Proportional to 934,867.80, 1,402,301.70 and 561,619.80

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Solution

The fourth proportional to 934,867.80, 1,402,301.70 and 561,619.80 is: 842,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,867.80 : 1,402,301.70 = 561,619.80 : x
  2. Step 2: Convert to fraction form
    934,867.80/1,402,301.70 = 561,619.80/x
  3. Step 3: Cross multiply
    934,867.80x = 1,402,301.70 × 561,619.80
  4. Step 4: Simplify right side
    934,867.80x = 787,560,400,293.66
  5. Step 5: Solve for x
    x = 787,560,400,293.66/934,867.80
  6. Step 6: Final answer
    x = 842,429.70

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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.