Home / 314,899.44-434,545.52-178,915.42

Finding the Fourth Proportional to 314,899.44, 434,545.52 and 178,915.42

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Solution

The fourth proportional to 314,899.44, 434,545.52 and 178,915.42 is: 246,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,899.44 : 434,545.52 = 178,915.42 : x
  2. Step 2: Convert to fraction form
    314,899.44/434,545.52 = 178,915.42/x
  3. Step 3: Cross multiply
    314,899.44x = 434,545.52 × 178,915.42
  4. Step 4: Simplify right side
    314,899.44x = 77,746,894,219.92
  5. Step 5: Solve for x
    x = 77,746,894,219.92/314,899.44
  6. Step 6: Final answer
    x = 246,894.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.