Home / 931,690.67-1,285,725.33-523,794.29

Finding the Fourth Proportional to 931,690.67, 1,285,725.33 and 523,794.29

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Solution

The fourth proportional to 931,690.67, 1,285,725.33 and 523,794.29 is: 722,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,690.67 : 1,285,725.33 = 523,794.29 : x
  2. Step 2: Convert to fraction form
    931,690.67/1,285,725.33 = 523,794.29/x
  3. Step 3: Cross multiply
    931,690.67x = 1,285,725.33 × 523,794.29
  4. Step 4: Simplify right side
    931,690.67x = 673,455,579,933.74
  5. Step 5: Solve for x
    x = 673,455,579,933.74/931,690.67
  6. Step 6: Final answer
    x = 722,831.74

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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.