Home / 836,663.70-1,254,995.55-602,217.30

Finding the Fourth Proportional to 836,663.70, 1,254,995.55 and 602,217.30

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Solution

The fourth proportional to 836,663.70, 1,254,995.55 and 602,217.30 is: 903,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,663.70 : 1,254,995.55 = 602,217.30 : x
  2. Step 2: Convert to fraction form
    836,663.70/1,254,995.55 = 602,217.30/x
  3. Step 3: Cross multiply
    836,663.70x = 1,254,995.55 × 602,217.30
  4. Step 4: Simplify right side
    836,663.70x = 755,780,031,633.02
  5. Step 5: Solve for x
    x = 755,780,031,633.02/836,663.70
  6. Step 6: Final answer
    x = 903,325.95

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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.