Home / 949,478.40-1,310,146.56-610,410.24

Finding the Fourth Proportional to 949,478.40, 1,310,146.56 and 610,410.24

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Solution

The fourth proportional to 949,478.40, 1,310,146.56 and 610,410.24 is: 842,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,478.40 : 1,310,146.56 = 610,410.24 : x
  2. Step 2: Convert to fraction form
    949,478.40/1,310,146.56 = 610,410.24/x
  3. Step 3: Cross multiply
    949,478.40x = 1,310,146.56 × 610,410.24
  4. Step 4: Simplify right side
    949,478.40x = 799,726,876,124.77
  5. Step 5: Solve for x
    x = 799,726,876,124.77/949,478.40
  6. Step 6: Final answer
    x = 842,280.22

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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.