Home / 783,497.04-1,081,203.40-444,074.96

Finding the Fourth Proportional to 783,497.04, 1,081,203.40 and 444,074.96

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Solution

The fourth proportional to 783,497.04, 1,081,203.40 and 444,074.96 is: 612,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,497.04 : 1,081,203.40 = 444,074.96 : x
  2. Step 2: Convert to fraction form
    783,497.04/1,081,203.40 = 444,074.96/x
  3. Step 3: Cross multiply
    783,497.04x = 1,081,203.40 × 444,074.96
  4. Step 4: Simplify right side
    783,497.04x = 480,135,356,606.86
  5. Step 5: Solve for x
    x = 480,135,356,606.86/783,497.04
  6. Step 6: Final answer
    x = 612,810.68

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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.