Home / 805,483.96-1,111,596.38-442,935.32

Finding the Fourth Proportional to 805,483.96, 1,111,596.38 and 442,935.32

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Solution

The fourth proportional to 805,483.96, 1,111,596.38 and 442,935.32 is: 611,266.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,483.96 : 1,111,596.38 = 442,935.32 : x
  2. Step 2: Convert to fraction form
    805,483.96/1,111,596.38 = 442,935.32/x
  3. Step 3: Cross multiply
    805,483.96x = 1,111,596.38 × 442,935.32
  4. Step 4: Simplify right side
    805,483.96x = 492,365,298,286.14
  5. Step 5: Solve for x
    x = 492,365,298,286.14/805,483.96
  6. Step 6: Final answer
    x = 611,266.42

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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.