Home / 937,978.14-1,293,910.65-570,567.61

Finding the Fourth Proportional to 937,978.14, 1,293,910.65 and 570,567.61

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Solution

The fourth proportional to 937,978.14, 1,293,910.65 and 570,567.61 is: 787,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,978.14 : 1,293,910.65 = 570,567.61 : x
  2. Step 2: Convert to fraction form
    937,978.14/1,293,910.65 = 570,567.61/x
  3. Step 3: Cross multiply
    937,978.14x = 1,293,910.65 × 570,567.61
  4. Step 4: Simplify right side
    937,978.14x = 738,263,507,124.05
  5. Step 5: Solve for x
    x = 738,263,507,124.05/937,978.14
  6. Step 6: Final answer
    x = 787,079.65

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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.