Home / 295,289.40-442,934.10-117,823.80

Finding the Fourth Proportional to 295,289.40, 442,934.10 and 117,823.80

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Solution

The fourth proportional to 295,289.40, 442,934.10 and 117,823.80 is: 176,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,289.40 : 442,934.10 = 117,823.80 : x
  2. Step 2: Convert to fraction form
    295,289.40/442,934.10 = 117,823.80/x
  3. Step 3: Cross multiply
    295,289.40x = 442,934.10 × 117,823.80
  4. Step 4: Simplify right side
    295,289.40x = 52,188,178,811.58
  5. Step 5: Solve for x
    x = 52,188,178,811.58/295,289.40
  6. Step 6: Final answer
    x = 176,735.70

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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.