Home / 295,257.40-442,886.10-195,530.20

Finding the Fourth Proportional to 295,257.40, 442,886.10 and 195,530.20

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Solution

The fourth proportional to 295,257.40, 442,886.10 and 195,530.20 is: 293,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,257.40 : 442,886.10 = 195,530.20 : x
  2. Step 2: Convert to fraction form
    295,257.40/442,886.10 = 195,530.20/x
  3. Step 3: Cross multiply
    295,257.40x = 442,886.10 × 195,530.20
  4. Step 4: Simplify right side
    295,257.40x = 86,597,607,710.22
  5. Step 5: Solve for x
    x = 86,597,607,710.22/295,257.40
  6. Step 6: Final answer
    x = 293,295.30

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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.