Home / 1,185,326.63-1,777,994.55-286,766.92

Finding the Fourth Proportional to 1,185,326.63, 1,777,994.55 and 286,766.92

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Solution

The fourth proportional to 1,185,326.63, 1,777,994.55 and 286,766.92 is: 430,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,326.63 : 1,777,994.55 = 286,766.92 : x
  2. Step 2: Convert to fraction form
    1,185,326.63/1,777,994.55 = 286,766.92/x
  3. Step 3: Cross multiply
    1,185,326.63x = 1,777,994.55 × 286,766.92
  4. Step 4: Simplify right side
    1,185,326.63x = 509,870,016,435.30
  5. Step 5: Solve for x
    x = 509,870,016,435.30/1,185,326.63
  6. Step 6: Final answer
    x = 430,151.49

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Double scale
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Similar ratio
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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.