Home / 589,043.70-883,565.55-545,741.10

Finding the Fourth Proportional to 589,043.70, 883,565.55 and 545,741.10

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Solution

The fourth proportional to 589,043.70, 883,565.55 and 545,741.10 is: 818,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,043.70 : 883,565.55 = 545,741.10 : x
  2. Step 2: Convert to fraction form
    589,043.70/883,565.55 = 545,741.10/x
  3. Step 3: Cross multiply
    589,043.70x = 883,565.55 × 545,741.10
  4. Step 4: Simplify right side
    589,043.70x = 482,198,035,179.11
  5. Step 5: Solve for x
    x = 482,198,035,179.11/589,043.70
  6. Step 6: Final answer
    x = 818,611.65

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Double scale
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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.