Home / 943,127.64-1,301,650.56-535,330.44

Finding the Fourth Proportional to 943,127.64, 1,301,650.56 and 535,330.44

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Solution

The fourth proportional to 943,127.64, 1,301,650.56 and 535,330.44 is: 738,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,127.64 : 1,301,650.56 = 535,330.44 : x
  2. Step 2: Convert to fraction form
    943,127.64/1,301,650.56 = 535,330.44/x
  3. Step 3: Cross multiply
    943,127.64x = 1,301,650.56 × 535,330.44
  4. Step 4: Simplify right side
    943,127.64x = 696,813,167,011.05
  5. Step 5: Solve for x
    x = 696,813,167,011.05/943,127.64
  6. Step 6: Final answer
    x = 738,832.30

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Double scale
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Similar ratio
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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.