Home / 946,867-1,306,656.24-517,148.86

Finding the Fourth Proportional to 946,867, 1,306,656.24 and 517,148.86

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Solution

The fourth proportional to 946,867, 1,306,656.24 and 517,148.86 is: 713,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,867 : 1,306,656.24 = 517,148.86 : x
  2. Step 2: Convert to fraction form
    946,867/1,306,656.24 = 517,148.86/x
  3. Step 3: Cross multiply
    946,867x = 1,306,656.24 × 517,148.86
  4. Step 4: Simplify right side
    946,867x = 675,735,784,927.89
  5. Step 5: Solve for x
    x = 675,735,784,927.89/946,867
  6. Step 6: Final answer
    x = 713,654.38

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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.