Home / 994,300.20-1,491,968.70-433,391.40

Finding the Fourth Proportional to 994,300.20, 1,491,968.70 and 433,391.40

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Solution

The fourth proportional to 994,300.20, 1,491,968.70 and 433,391.40 is: 650,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,300.20 : 1,491,968.70 = 433,391.40 : x
  2. Step 2: Convert to fraction form
    994,300.20/1,491,968.70 = 433,391.40/x
  3. Step 3: Cross multiply
    994,300.20x = 1,491,968.70 × 433,391.40
  4. Step 4: Simplify right side
    994,300.20x = 646,606,403,649.18
  5. Step 5: Solve for x
    x = 646,606,403,649.18/994,300.20
  6. Step 6: Final answer
    x = 650,313.06

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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.