Home / 589,039.10-883,558.65-289,565.90

Finding the Fourth Proportional to 589,039.10, 883,558.65 and 289,565.90

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Solution

The fourth proportional to 589,039.10, 883,558.65 and 289,565.90 is: 434,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,039.10 : 883,558.65 = 289,565.90 : x
  2. Step 2: Convert to fraction form
    589,039.10/883,558.65 = 289,565.90/x
  3. Step 3: Cross multiply
    589,039.10x = 883,558.65 × 289,565.90
  4. Step 4: Simplify right side
    589,039.10x = 255,848,455,690.04
  5. Step 5: Solve for x
    x = 255,848,455,690.04/589,039.10
  6. Step 6: Final answer
    x = 434,348.85

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Similar ratio
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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.