Home / 896,204.70-1,344,307.05-423,812.70

Finding the Fourth Proportional to 896,204.70, 1,344,307.05 and 423,812.70

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Solution

The fourth proportional to 896,204.70, 1,344,307.05 and 423,812.70 is: 635,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,204.70 : 1,344,307.05 = 423,812.70 : x
  2. Step 2: Convert to fraction form
    896,204.70/1,344,307.05 = 423,812.70/x
  3. Step 3: Cross multiply
    896,204.70x = 1,344,307.05 × 423,812.70
  4. Step 4: Simplify right side
    896,204.70x = 569,734,400,489.54
  5. Step 5: Solve for x
    x = 569,734,400,489.54/896,204.70
  6. Step 6: Final answer
    x = 635,719.05

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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.