Home / 968,169.69-1,336,055.16-538,440.57

Finding the Fourth Proportional to 968,169.69, 1,336,055.16 and 538,440.57

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Solution

The fourth proportional to 968,169.69, 1,336,055.16 and 538,440.57 is: 743,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,169.69 : 1,336,055.16 = 538,440.57 : x
  2. Step 2: Convert to fraction form
    968,169.69/1,336,055.16 = 538,440.57/x
  3. Step 3: Cross multiply
    968,169.69x = 1,336,055.16 × 538,440.57
  4. Step 4: Simplify right side
    968,169.69x = 719,386,301,901.84
  5. Step 5: Solve for x
    x = 719,386,301,901.84/968,169.69
  6. Step 6: Final answer
    x = 743,037.41

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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.