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Finding the Fourth Proportional to 606,575.10, 910,846.80 and 340,854.60

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Solution

The fourth proportional to 606,575.10, 910,846.80 and 340,854.60 is: 511,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,575.10 : 910,846.80 = 340,854.60 : x
  2. Step 2: Convert to fraction form
    606,575.10/910,846.80 = 340,854.60/x
  3. Step 3: Cross multiply
    606,575.10x = 910,846.80 × 340,854.60
  4. Step 4: Simplify right side
    606,575.10x = 310,466,321,675.28
  5. Step 5: Solve for x
    x = 310,466,321,675.28/606,575.10
  6. Step 6: Final answer
    x = 511,834.93

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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.