Home / 810,705.30-1,118,884.44-466,534.14

Finding the Fourth Proportional to 810,705.30, 1,118,884.44 and 466,534.14

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Solution

The fourth proportional to 810,705.30, 1,118,884.44 and 466,534.14 is: 643,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,705.30 : 1,118,884.44 = 466,534.14 : x
  2. Step 2: Convert to fraction form
    810,705.30/1,118,884.44 = 466,534.14/x
  3. Step 3: Cross multiply
    810,705.30x = 1,118,884.44 × 466,534.14
  4. Step 4: Simplify right side
    810,705.30x = 521,997,789,974.78
  5. Step 5: Solve for x
    x = 521,997,789,974.78/810,705.30
  6. Step 6: Final answer
    x = 643,881.06

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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.