Home / 649,288.60-973,932.90-365,853.40

Finding the Fourth Proportional to 649,288.60, 973,932.90 and 365,853.40

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Solution

The fourth proportional to 649,288.60, 973,932.90 and 365,853.40 is: 548,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,288.60 : 973,932.90 = 365,853.40 : x
  2. Step 2: Convert to fraction form
    649,288.60/973,932.90 = 365,853.40/x
  3. Step 3: Cross multiply
    649,288.60x = 973,932.90 × 365,853.40
  4. Step 4: Simplify right side
    649,288.60x = 356,316,662,836.86
  5. Step 5: Solve for x
    x = 356,316,662,836.86/649,288.60
  6. Step 6: Final answer
    x = 548,780.10

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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.