Home / 653,226.07-979,587.15-253,814.26

Finding the Fourth Proportional to 653,226.07, 979,587.15 and 253,814.26

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Solution

The fourth proportional to 653,226.07, 979,587.15 and 253,814.26 is: 380,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,226.07 : 979,587.15 = 253,814.26 : x
  2. Step 2: Convert to fraction form
    653,226.07/979,587.15 = 253,814.26/x
  3. Step 3: Cross multiply
    653,226.07x = 979,587.15 × 253,814.26
  4. Step 4: Simplify right side
    653,226.07x = 248,633,187,582.76
  5. Step 5: Solve for x
    x = 248,633,187,582.76/653,226.07
  6. Step 6: Final answer
    x = 380,623.49

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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.