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Finding the Fourth Proportional to 617,526.74, 852,202.14 and 345,592.46

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Solution

The fourth proportional to 617,526.74, 852,202.14 and 345,592.46 is: 476,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,526.74 : 852,202.14 = 345,592.46 : x
  2. Step 2: Convert to fraction form
    617,526.74/852,202.14 = 345,592.46/x
  3. Step 3: Cross multiply
    617,526.74x = 852,202.14 × 345,592.46
  4. Step 4: Simplify right side
    617,526.74x = 294,514,633,979.86
  5. Step 5: Solve for x
    x = 294,514,633,979.86/617,526.74
  6. Step 6: Final answer
    x = 476,926.12

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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.