Home / 753,671.93-1,040,055.46-414,132.89

Finding the Fourth Proportional to 753,671.93, 1,040,055.46 and 414,132.89

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Solution

The fourth proportional to 753,671.93, 1,040,055.46 and 414,132.89 is: 571,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,671.93 : 1,040,055.46 = 414,132.89 : x
  2. Step 2: Convert to fraction form
    753,671.93/1,040,055.46 = 414,132.89/x
  3. Step 3: Cross multiply
    753,671.93x = 1,040,055.46 × 414,132.89
  4. Step 4: Simplify right side
    753,671.93x = 430,721,167,174.47
  5. Step 5: Solve for x
    x = 430,721,167,174.47/753,671.93
  6. Step 6: Final answer
    x = 571,496.90

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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.