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Finding the Fourth Proportional to 504,595.44, 696,510.36 and 300,710.34

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Solution

The fourth proportional to 504,595.44, 696,510.36 and 300,710.34 is: 415,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,595.44 : 696,510.36 = 300,710.34 : x
  2. Step 2: Convert to fraction form
    504,595.44/696,510.36 = 300,710.34/x
  3. Step 3: Cross multiply
    504,595.44x = 696,510.36 × 300,710.34
  4. Step 4: Simplify right side
    504,595.44x = 209,447,867,169.12
  5. Step 5: Solve for x
    x = 209,447,867,169.12/504,595.44
  6. Step 6: Final answer
    x = 415,080.78

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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.