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Finding the Fourth Proportional to 341,436.78, 512,155.26 and 116,799.36

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Solution

The fourth proportional to 341,436.78, 512,155.26 and 116,799.36 is: 175,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,436.78 : 512,155.26 = 116,799.36 : x
  2. Step 2: Convert to fraction form
    341,436.78/512,155.26 = 116,799.36/x
  3. Step 3: Cross multiply
    341,436.78x = 512,155.26 × 116,799.36
  4. Step 4: Simplify right side
    341,436.78x = 59,819,406,588.63
  5. Step 5: Solve for x
    x = 59,819,406,588.63/341,436.78
  6. Step 6: Final answer
    x = 175,199.07

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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.