Home / 669,204.40-1,003,806.60-617,364.40

Finding the Fourth Proportional to 669,204.40, 1,003,806.60 and 617,364.40

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Solution

The fourth proportional to 669,204.40, 1,003,806.60 and 617,364.40 is: 926,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,204.40 : 1,003,806.60 = 617,364.40 : x
  2. Step 2: Convert to fraction form
    669,204.40/1,003,806.60 = 617,364.40/x
  3. Step 3: Cross multiply
    669,204.40x = 1,003,806.60 × 617,364.40
  4. Step 4: Simplify right side
    669,204.40x = 619,714,459,325.04
  5. Step 5: Solve for x
    x = 619,714,459,325.04/669,204.40
  6. Step 6: Final answer
    x = 926,046.60

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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.