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Finding the Fourth Proportional to 607,246.20, 910,140.30 and 252,077.40

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Solution

The fourth proportional to 607,246.20, 910,140.30 and 252,077.40 is: 377,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,246.20 : 910,140.30 = 252,077.40 : x
  2. Step 2: Convert to fraction form
    607,246.20/910,140.30 = 252,077.40/x
  3. Step 3: Cross multiply
    607,246.20x = 910,140.30 × 252,077.40
  4. Step 4: Simplify right side
    607,246.20x = 229,425,800,459.22
  5. Step 5: Solve for x
    x = 229,425,800,459.22/607,246.20
  6. Step 6: Final answer
    x = 377,813.48

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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.