Home / 669,994.29-1,005,093.50-417,070.17

Finding the Fourth Proportional to 669,994.29, 1,005,093.50 and 417,070.17

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Solution

The fourth proportional to 669,994.29, 1,005,093.50 and 417,070.17 is: 625,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,994.29 : 1,005,093.50 = 417,070.17 : x
  2. Step 2: Convert to fraction form
    669,994.29/1,005,093.50 = 417,070.17/x
  3. Step 3: Cross multiply
    669,994.29x = 1,005,093.50 × 417,070.17
  4. Step 4: Simplify right side
    669,994.29x = 419,194,514,825.54
  5. Step 5: Solve for x
    x = 419,194,514,825.54/669,994.29
  6. Step 6: Final answer
    x = 625,668.79

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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.