Home / 320,938.02-442,924.74-191,876.94

Finding the Fourth Proportional to 320,938.02, 442,924.74 and 191,876.94

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Solution

The fourth proportional to 320,938.02, 442,924.74 and 191,876.94 is: 264,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,938.02 : 442,924.74 = 191,876.94 : x
  2. Step 2: Convert to fraction form
    320,938.02/442,924.74 = 191,876.94/x
  3. Step 3: Cross multiply
    320,938.02x = 442,924.74 × 191,876.94
  4. Step 4: Simplify right side
    320,938.02x = 84,987,043,761.50
  5. Step 5: Solve for x
    x = 84,987,043,761.50/320,938.02
  6. Step 6: Final answer
    x = 264,808.28

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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.