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Finding the Fourth Proportional to 589,816.80, 883,558.80 and 547,826.40

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Solution

The fourth proportional to 589,816.80, 883,558.80 and 547,826.40 is: 820,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,816.80 : 883,558.80 = 547,826.40 : x
  2. Step 2: Convert to fraction form
    589,816.80/883,558.80 = 547,826.40/x
  3. Step 3: Cross multiply
    589,816.80x = 883,558.80 × 547,826.40
  4. Step 4: Simplify right side
    589,816.80x = 484,036,836,592.32
  5. Step 5: Solve for x
    x = 484,036,836,592.32/589,816.80
  6. Step 6: Final answer
    x = 820,656.24

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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.