Home / 947,091.66-1,307,076.57-517,436.34

Finding the Fourth Proportional to 947,091.66, 1,307,076.57 and 517,436.34

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Solution

The fourth proportional to 947,091.66, 1,307,076.57 and 517,436.34 is: 714,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,091.66 : 1,307,076.57 = 517,436.34 : x
  2. Step 2: Convert to fraction form
    947,091.66/1,307,076.57 = 517,436.34/x
  3. Step 3: Cross multiply
    947,091.66x = 1,307,076.57 × 517,436.34
  4. Step 4: Simplify right side
    947,091.66x = 676,328,916,480.55
  5. Step 5: Solve for x
    x = 676,328,916,480.55/947,091.66
  6. Step 6: Final answer
    x = 714,111.36

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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.