Home / 897,395.32-1,345,801.71-298,195.66

Finding the Fourth Proportional to 897,395.32, 1,345,801.71 and 298,195.66

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Solution

The fourth proportional to 897,395.32, 1,345,801.71 and 298,195.66 is: 447,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,395.32 : 1,345,801.71 = 298,195.66 : x
  2. Step 2: Convert to fraction form
    897,395.32/1,345,801.71 = 298,195.66/x
  3. Step 3: Cross multiply
    897,395.32x = 1,345,801.71 × 298,195.66
  4. Step 4: Simplify right side
    897,395.32x = 401,312,229,142.58
  5. Step 5: Solve for x
    x = 401,312,229,142.58/897,395.32
  6. Step 6: Final answer
    x = 447,196.70

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Double scale
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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.