Home / 964,906.85-1,331,730.90-535,325.38

Finding the Fourth Proportional to 964,906.85, 1,331,730.90 and 535,325.38

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Solution

The fourth proportional to 964,906.85, 1,331,730.90 and 535,325.38 is: 738,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,906.85 : 1,331,730.90 = 535,325.38 : x
  2. Step 2: Convert to fraction form
    964,906.85/1,331,730.90 = 535,325.38/x
  3. Step 3: Cross multiply
    964,906.85x = 1,331,730.90 × 535,325.38
  4. Step 4: Simplify right side
    964,906.85x = 712,909,346,770.92
  5. Step 5: Solve for x
    x = 712,909,346,770.92/964,906.85
  6. Step 6: Final answer
    x = 738,837.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.