Home / 649,332.20-973,998.30-531,234.20

Finding the Fourth Proportional to 649,332.20, 973,998.30 and 531,234.20

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Solution

The fourth proportional to 649,332.20, 973,998.30 and 531,234.20 is: 796,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,332.20 : 973,998.30 = 531,234.20 : x
  2. Step 2: Convert to fraction form
    649,332.20/973,998.30 = 531,234.20/x
  3. Step 3: Cross multiply
    649,332.20x = 973,998.30 × 531,234.20
  4. Step 4: Simplify right side
    649,332.20x = 517,421,207,701.86
  5. Step 5: Solve for x
    x = 517,421,207,701.86/649,332.20
  6. Step 6: Final answer
    x = 796,851.30

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Half scale
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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.