Home / 649,983.40-973,074.30-463,359.40

Finding the Fourth Proportional to 649,983.40, 973,074.30 and 463,359.40

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Solution

The fourth proportional to 649,983.40, 973,074.30 and 463,359.40 is: 693,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,983.40 : 973,074.30 = 463,359.40 : x
  2. Step 2: Convert to fraction form
    649,983.40/973,074.30 = 463,359.40/x
  3. Step 3: Cross multiply
    649,983.40x = 973,074.30 × 463,359.40
  4. Step 4: Simplify right side
    649,983.40x = 450,883,123,803.42
  5. Step 5: Solve for x
    x = 450,883,123,803.42/649,983.40
  6. Step 6: Final answer
    x = 693,684.06

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Double scale
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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.