Home / 911,854.80-1,367,783.28-237,935.61

Finding the Fourth Proportional to 911,854.80, 1,367,783.28 and 237,935.61

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Solution

The fourth proportional to 911,854.80, 1,367,783.28 and 237,935.61 is: 356,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,854.80 : 1,367,783.28 = 237,935.61 : x
  2. Step 2: Convert to fraction form
    911,854.80/1,367,783.28 = 237,935.61/x
  3. Step 3: Cross multiply
    911,854.80x = 1,367,783.28 × 237,935.61
  4. Step 4: Simplify right side
    911,854.80x = 325,444,349,074.60
  5. Step 5: Solve for x
    x = 325,444,349,074.60/911,854.80
  6. Step 6: Final answer
    x = 356,903.70

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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.