Home / 649,305.40-973,958.10-602,066.20

Finding the Fourth Proportional to 649,305.40, 973,958.10 and 602,066.20

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Solution

The fourth proportional to 649,305.40, 973,958.10 and 602,066.20 is: 903,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,305.40 : 973,958.10 = 602,066.20 : x
  2. Step 2: Convert to fraction form
    649,305.40/973,958.10 = 602,066.20/x
  3. Step 3: Cross multiply
    649,305.40x = 973,958.10 × 602,066.20
  4. Step 4: Simplify right side
    649,305.40x = 586,387,252,226.22
  5. Step 5: Solve for x
    x = 586,387,252,226.22/649,305.40
  6. Step 6: Final answer
    x = 903,099.30

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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.