Home / 771,233.15-1,064,175-484,550.25

Finding the Fourth Proportional to 771,233.15, 1,064,175 and 484,550.25

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Solution

The fourth proportional to 771,233.15, 1,064,175 and 484,550.25 is: 668,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,233.15 : 1,064,175 = 484,550.25 : x
  2. Step 2: Convert to fraction form
    771,233.15/1,064,175 = 484,550.25/x
  3. Step 3: Cross multiply
    771,233.15x = 1,064,175 × 484,550.25
  4. Step 4: Simplify right side
    771,233.15x = 515,646,262,293.75
  5. Step 5: Solve for x
    x = 515,646,262,293.75/771,233.15
  6. Step 6: Final answer
    x = 668,599.72

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Double scale
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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.