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Finding the Fourth Proportional to 446,437.34, 615,909.89 and 252,800.58

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Solution

The fourth proportional to 446,437.34, 615,909.89 and 252,800.58 is: 348,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,437.34 : 615,909.89 = 252,800.58 : x
  2. Step 2: Convert to fraction form
    446,437.34/615,909.89 = 252,800.58/x
  3. Step 3: Cross multiply
    446,437.34x = 615,909.89 × 252,800.58
  4. Step 4: Simplify right side
    446,437.34x = 155,702,378,465.40
  5. Step 5: Solve for x
    x = 155,702,378,465.40/446,437.34
  6. Step 6: Final answer
    x = 348,766.48

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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.