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Finding the Fourth Proportional to 950,525.12, 1,424,901.72 and 476,656.76

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Solution

The fourth proportional to 950,525.12, 1,424,901.72 and 476,656.76 is: 714,540.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,525.12 : 1,424,901.72 = 476,656.76 : x
  2. Step 2: Convert to fraction form
    950,525.12/1,424,901.72 = 476,656.76/x
  3. Step 3: Cross multiply
    950,525.12x = 1,424,901.72 × 476,656.76
  4. Step 4: Simplify right side
    950,525.12x = 679,189,037,173.63
  5. Step 5: Solve for x
    x = 679,189,037,173.63/950,525.12
  6. Step 6: Final answer
    x = 714,540.86

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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.