Home / 589,593.20-883,806.60-289,828.40

Finding the Fourth Proportional to 589,593.20, 883,806.60 and 289,828.40

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Solution

The fourth proportional to 589,593.20, 883,806.60 and 289,828.40 is: 434,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,593.20 : 883,806.60 = 289,828.40 : x
  2. Step 2: Convert to fraction form
    589,593.20/883,806.60 = 289,828.40/x
  3. Step 3: Cross multiply
    589,593.20x = 883,806.60 × 289,828.40
  4. Step 4: Simplify right side
    589,593.20x = 256,152,252,787.44
  5. Step 5: Solve for x
    x = 256,152,252,787.44/589,593.20
  6. Step 6: Final answer
    x = 434,455.91

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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.