Home / 756,981.68-1,043,549.64-595,557.20

Finding the Fourth Proportional to 756,981.68, 1,043,549.64 and 595,557.20

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Solution

The fourth proportional to 756,981.68, 1,043,549.64 and 595,557.20 is: 821,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,981.68 : 1,043,549.64 = 595,557.20 : x
  2. Step 2: Convert to fraction form
    756,981.68/1,043,549.64 = 595,557.20/x
  3. Step 3: Cross multiply
    756,981.68x = 1,043,549.64 × 595,557.20
  4. Step 4: Simplify right side
    756,981.68x = 621,493,501,659.41
  5. Step 5: Solve for x
    x = 621,493,501,659.41/756,981.68
  6. Step 6: Final answer
    x = 821,015.25

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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.