Home / 996,345.40-1,494,518.10-913,676.80

Finding the Fourth Proportional to 996,345.40, 1,494,518.10 and 913,676.80

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Solution

The fourth proportional to 996,345.40, 1,494,518.10 and 913,676.80 is: 1,370,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,345.40 : 1,494,518.10 = 913,676.80 : x
  2. Step 2: Convert to fraction form
    996,345.40/1,494,518.10 = 913,676.80/x
  3. Step 3: Cross multiply
    996,345.40x = 1,494,518.10 × 913,676.80
  4. Step 4: Simplify right side
    996,345.40x = 1,365,506,515,150.08
  5. Step 5: Solve for x
    x = 1,365,506,515,150.08/996,345.40
  6. Step 6: Final answer
    x = 1,370,515.20

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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.