Home / 769,585.92-1,062,008.96-430,056.96

Finding the Fourth Proportional to 769,585.92, 1,062,008.96 and 430,056.96

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Solution

The fourth proportional to 769,585.92, 1,062,008.96 and 430,056.96 is: 593,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,585.92 : 1,062,008.96 = 430,056.96 : x
  2. Step 2: Convert to fraction form
    769,585.92/1,062,008.96 = 430,056.96/x
  3. Step 3: Cross multiply
    769,585.92x = 1,062,008.96 × 430,056.96
  4. Step 4: Simplify right side
    769,585.92x = 456,724,344,830.36
  5. Step 5: Solve for x
    x = 456,724,344,830.36/769,585.92
  6. Step 6: Final answer
    x = 593,467.65

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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.