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Finding the Fourth Proportional to 605,774.96, 907,497.84 and 338,725.52

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Solution

The fourth proportional to 605,774.96, 907,497.84 and 338,725.52 is: 507,437.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,774.96 : 907,497.84 = 338,725.52 : x
  2. Step 2: Convert to fraction form
    605,774.96/907,497.84 = 338,725.52/x
  3. Step 3: Cross multiply
    605,774.96x = 907,497.84 × 338,725.52
  4. Step 4: Simplify right side
    605,774.96x = 307,392,677,752.88
  5. Step 5: Solve for x
    x = 307,392,677,752.88/605,774.96
  6. Step 6: Final answer
    x = 507,437.08

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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.