Home / 461,844.90-692,812.71-191,917.26

Finding the Fourth Proportional to 461,844.90, 692,812.71 and 191,917.26

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Solution

The fourth proportional to 461,844.90, 692,812.71 and 191,917.26 is: 287,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,844.90 : 692,812.71 = 191,917.26 : x
  2. Step 2: Convert to fraction form
    461,844.90/692,812.71 = 191,917.26/x
  3. Step 3: Cross multiply
    461,844.90x = 692,812.71 × 191,917.26
  4. Step 4: Simplify right side
    461,844.90x = 132,962,716,996.38
  5. Step 5: Solve for x
    x = 132,962,716,996.38/461,844.90
  6. Step 6: Final answer
    x = 287,894.74

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1.5x scale

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.