Home / 994,561.40-1,491,842.10-616,647.80

Finding the Fourth Proportional to 994,561.40, 1,491,842.10 and 616,647.80

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Solution

The fourth proportional to 994,561.40, 1,491,842.10 and 616,647.80 is: 924,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,561.40 : 1,491,842.10 = 616,647.80 : x
  2. Step 2: Convert to fraction form
    994,561.40/1,491,842.10 = 616,647.80/x
  3. Step 3: Cross multiply
    994,561.40x = 1,491,842.10 × 616,647.80
  4. Step 4: Simplify right side
    994,561.40x = 919,941,148,912.38
  5. Step 5: Solve for x
    x = 919,941,148,912.38/994,561.40
  6. Step 6: Final answer
    x = 924,971.70

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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.