Home / 679,697.40-1,019,546.10-236,465.40

Finding the Fourth Proportional to 679,697.40, 1,019,546.10 and 236,465.40

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Solution

The fourth proportional to 679,697.40, 1,019,546.10 and 236,465.40 is: 354,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,697.40 : 1,019,546.10 = 236,465.40 : x
  2. Step 2: Convert to fraction form
    679,697.40/1,019,546.10 = 236,465.40/x
  3. Step 3: Cross multiply
    679,697.40x = 1,019,546.10 × 236,465.40
  4. Step 4: Simplify right side
    679,697.40x = 241,087,376,354.94
  5. Step 5: Solve for x
    x = 241,087,376,354.94/679,697.40
  6. Step 6: Final answer
    x = 354,698.10

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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.