Home / 341,513.07-512,630.33-191,881.23

Finding the Fourth Proportional to 341,513.07, 512,630.33 and 191,881.23

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Solution

The fourth proportional to 341,513.07, 512,630.33 and 191,881.23 is: 288,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,513.07 : 512,630.33 = 191,881.23 : x
  2. Step 2: Convert to fraction form
    341,513.07/512,630.33 = 191,881.23/x
  3. Step 3: Cross multiply
    341,513.07x = 512,630.33 × 191,881.23
  4. Step 4: Simplify right side
    341,513.07x = 98,364,137,296.30
  5. Step 5: Solve for x
    x = 98,364,137,296.30/341,513.07
  6. Step 6: Final answer
    x = 288,024.52

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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.