Home / 695,933.40-1,043,900.10-341,639.40

Finding the Fourth Proportional to 695,933.40, 1,043,900.10 and 341,639.40

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Solution

The fourth proportional to 695,933.40, 1,043,900.10 and 341,639.40 is: 512,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,933.40 : 1,043,900.10 = 341,639.40 : x
  2. Step 2: Convert to fraction form
    695,933.40/1,043,900.10 = 341,639.40/x
  3. Step 3: Cross multiply
    695,933.40x = 1,043,900.10 × 341,639.40
  4. Step 4: Simplify right side
    695,933.40x = 356,637,403,823.94
  5. Step 5: Solve for x
    x = 356,637,403,823.94/695,933.40
  6. Step 6: Final answer
    x = 512,459.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.