Home / 783,499.04-1,081,206.16-444,076.96

Finding the Fourth Proportional to 783,499.04, 1,081,206.16 and 444,076.96

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Solution

The fourth proportional to 783,499.04, 1,081,206.16 and 444,076.96 is: 612,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,499.04 : 1,081,206.16 = 444,076.96 : x
  2. Step 2: Convert to fraction form
    783,499.04/1,081,206.16 = 444,076.96/x
  3. Step 3: Cross multiply
    783,499.04x = 1,081,206.16 × 444,076.96
  4. Step 4: Simplify right side
    783,499.04x = 480,138,744,666.07
  5. Step 5: Solve for x
    x = 480,138,744,666.07/783,499.04
  6. Step 6: Final answer
    x = 612,813.44

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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.