Home / 1,273,407.59-1,909,454.07-374,732.64

Finding the Fourth Proportional to 1,273,407.59, 1,909,454.07 and 374,732.64

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Solution

The fourth proportional to 1,273,407.59, 1,909,454.07 and 374,732.64 is: 561,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,407.59 : 1,909,454.07 = 374,732.64 : x
  2. Step 2: Convert to fraction form
    1,273,407.59/1,909,454.07 = 374,732.64/x
  3. Step 3: Cross multiply
    1,273,407.59x = 1,909,454.07 × 374,732.64
  4. Step 4: Simplify right side
    1,273,407.59x = 715,534,764,609.85
  5. Step 5: Solve for x
    x = 715,534,764,609.85/1,273,407.59
  6. Step 6: Final answer
    x = 561,905.53

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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.