Home / 653,214.32-979,569.56-253,802.52

Finding the Fourth Proportional to 653,214.32, 979,569.56 and 253,802.52

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Solution

The fourth proportional to 653,214.32, 979,569.56 and 253,802.52 is: 380,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,214.32 : 979,569.56 = 253,802.52 : x
  2. Step 2: Convert to fraction form
    653,214.32/979,569.56 = 253,802.52/x
  3. Step 3: Cross multiply
    653,214.32x = 979,569.56 × 253,802.52
  4. Step 4: Simplify right side
    653,214.32x = 248,617,222,843.29
  5. Step 5: Solve for x
    x = 248,617,222,843.29/653,214.32
  6. Step 6: Final answer
    x = 380,605.90

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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.