Home / 589,306.20-883,376.10-289,541.40

Finding the Fourth Proportional to 589,306.20, 883,376.10 and 289,541.40

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Solution

The fourth proportional to 589,306.20, 883,376.10 and 289,541.40 is: 434,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,306.20 : 883,376.10 = 289,541.40 : x
  2. Step 2: Convert to fraction form
    589,306.20/883,376.10 = 289,541.40/x
  3. Step 3: Cross multiply
    589,306.20x = 883,376.10 × 289,541.40
  4. Step 4: Simplify right side
    589,306.20x = 255,773,952,720.54
  5. Step 5: Solve for x
    x = 255,773,952,720.54/589,306.20
  6. Step 6: Final answer
    x = 434,025.56

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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.