Home / 670,201.40-1,005,302.10-296,953.40

Finding the Fourth Proportional to 670,201.40, 1,005,302.10 and 296,953.40

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Solution

The fourth proportional to 670,201.40, 1,005,302.10 and 296,953.40 is: 445,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,201.40 : 1,005,302.10 = 296,953.40 : x
  2. Step 2: Convert to fraction form
    670,201.40/1,005,302.10 = 296,953.40/x
  3. Step 3: Cross multiply
    670,201.40x = 1,005,302.10 × 296,953.40
  4. Step 4: Simplify right side
    670,201.40x = 298,527,876,622.14
  5. Step 5: Solve for x
    x = 298,527,876,622.14/670,201.40
  6. Step 6: Final answer
    x = 445,430.10

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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.