Home / 968,981.57-1,337,181.50-539,261.58

Finding the Fourth Proportional to 968,981.57, 1,337,181.50 and 539,261.58

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Solution

The fourth proportional to 968,981.57, 1,337,181.50 and 539,261.58 is: 744,173.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,981.57 : 1,337,181.50 = 539,261.58 : x
  2. Step 2: Convert to fraction form
    968,981.57/1,337,181.50 = 539,261.58/x
  3. Step 3: Cross multiply
    968,981.57x = 1,337,181.50 × 539,261.58
  4. Step 4: Simplify right side
    968,981.57x = 721,090,605,740.46
  5. Step 5: Solve for x
    x = 721,090,605,740.46/968,981.57
  6. Step 6: Final answer
    x = 744,173.71

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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.