Home / 805,529.10-1,111,592.11-442,968.24

Finding the Fourth Proportional to 805,529.10, 1,111,592.11 and 442,968.24

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Solution

The fourth proportional to 805,529.10, 1,111,592.11 and 442,968.24 is: 611,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,529.10 : 1,111,592.11 = 442,968.24 : x
  2. Step 2: Convert to fraction form
    805,529.10/1,111,592.11 = 442,968.24/x
  3. Step 3: Cross multiply
    805,529.10x = 1,111,592.11 × 442,968.24
  4. Step 4: Simplify right side
    805,529.10x = 492,400,004,456.20
  5. Step 5: Solve for x
    x = 492,400,004,456.20/805,529.10
  6. Step 6: Final answer
    x = 611,275.25

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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.