Home / 589,293.20-883,356.60-289,528.40

Finding the Fourth Proportional to 589,293.20, 883,356.60 and 289,528.40

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Solution

The fourth proportional to 589,293.20, 883,356.60 and 289,528.40 is: 434,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,293.20 : 883,356.60 = 289,528.40 : x
  2. Step 2: Convert to fraction form
    589,293.20/883,356.60 = 289,528.40/x
  3. Step 3: Cross multiply
    589,293.20x = 883,356.60 × 289,528.40
  4. Step 4: Simplify right side
    589,293.20x = 255,756,823,027.44
  5. Step 5: Solve for x
    x = 255,756,823,027.44/589,293.20
  6. Step 6: Final answer
    x = 434,006.07

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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.