Home / 806,235.42-1,209,528.10-245,255.34

Finding the Fourth Proportional to 806,235.42, 1,209,528.10 and 245,255.34

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Solution

The fourth proportional to 806,235.42, 1,209,528.10 and 245,255.34 is: 367,936.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,235.42 : 1,209,528.10 = 245,255.34 : x
  2. Step 2: Convert to fraction form
    806,235.42/1,209,528.10 = 245,255.34/x
  3. Step 3: Cross multiply
    806,235.42x = 1,209,528.10 × 245,255.34
  4. Step 4: Simplify right side
    806,235.42x = 296,643,228,867.79
  5. Step 5: Solve for x
    x = 296,643,228,867.79/806,235.42
  6. Step 6: Final answer
    x = 367,936.24

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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.