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Finding the Fourth Proportional to 351,477.01, 527,106.46 and 126,808.23

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Solution

The fourth proportional to 351,477.01, 527,106.46 and 126,808.23 is: 190,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,477.01 : 527,106.46 = 126,808.23 : x
  2. Step 2: Convert to fraction form
    351,477.01/527,106.46 = 126,808.23/x
  3. Step 3: Cross multiply
    351,477.01x = 527,106.46 × 126,808.23
  4. Step 4: Simplify right side
    351,477.01x = 66,841,437,214.17
  5. Step 5: Solve for x
    x = 66,841,437,214.17/351,477.01
  6. Step 6: Final answer
    x = 190,173.00

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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.