Home / 697,059.32-1,040,867.46-553,291.61

Finding the Fourth Proportional to 697,059.32, 1,040,867.46 and 553,291.61

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Solution

The fourth proportional to 697,059.32, 1,040,867.46 and 553,291.61 is: 826,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,059.32 : 1,040,867.46 = 553,291.61 : x
  2. Step 2: Convert to fraction form
    697,059.32/1,040,867.46 = 553,291.61/x
  3. Step 3: Cross multiply
    697,059.32x = 1,040,867.46 × 553,291.61
  4. Step 4: Simplify right side
    697,059.32x = 575,903,227,535.67
  5. Step 5: Solve for x
    x = 575,903,227,535.67/697,059.32
  6. Step 6: Final answer
    x = 826,189.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.