Home / 825,567.66-1,138,228.70-534,665.21

Finding the Fourth Proportional to 825,567.66, 1,138,228.70 and 534,665.21

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Solution

The fourth proportional to 825,567.66, 1,138,228.70 and 534,665.21 is: 737,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,567.66 : 1,138,228.70 = 534,665.21 : x
  2. Step 2: Convert to fraction form
    825,567.66/1,138,228.70 = 534,665.21/x
  3. Step 3: Cross multiply
    825,567.66x = 1,138,228.70 × 534,665.21
  4. Step 4: Simplify right side
    825,567.66x = 608,571,278,549.06
  5. Step 5: Solve for x
    x = 608,571,278,549.06/825,567.66
  6. Step 6: Final answer
    x = 737,154.94

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1.5x scale

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.