Home / 956,905.70-1,435,358.55-425,464.70

Finding the Fourth Proportional to 956,905.70, 1,435,358.55 and 425,464.70

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Solution

The fourth proportional to 956,905.70, 1,435,358.55 and 425,464.70 is: 638,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,905.70 : 1,435,358.55 = 425,464.70 : x
  2. Step 2: Convert to fraction form
    956,905.70/1,435,358.55 = 425,464.70/x
  3. Step 3: Cross multiply
    956,905.70x = 1,435,358.55 × 425,464.70
  4. Step 4: Simplify right side
    956,905.70x = 610,694,394,868.19
  5. Step 5: Solve for x
    x = 610,694,394,868.19/956,905.70
  6. Step 6: Final answer
    x = 638,197.05

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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.