Home / 941,372.40-1,299,101.76-511,652.40

Finding the Fourth Proportional to 941,372.40, 1,299,101.76 and 511,652.40

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Solution

The fourth proportional to 941,372.40, 1,299,101.76 and 511,652.40 is: 706,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,372.40 : 1,299,101.76 = 511,652.40 : x
  2. Step 2: Convert to fraction form
    941,372.40/1,299,101.76 = 511,652.40/x
  3. Step 3: Cross multiply
    941,372.40x = 1,299,101.76 × 511,652.40
  4. Step 4: Simplify right side
    941,372.40x = 664,688,533,348.22
  5. Step 5: Solve for x
    x = 664,688,533,348.22/941,372.40
  6. Step 6: Final answer
    x = 706,084.58

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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.