Home / 940,612.92-1,298,049.56-510,900.23

Finding the Fourth Proportional to 940,612.92, 1,298,049.56 and 510,900.23

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Solution

The fourth proportional to 940,612.92, 1,298,049.56 and 510,900.23 is: 705,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,612.92 : 1,298,049.56 = 510,900.23 : x
  2. Step 2: Convert to fraction form
    940,612.92/1,298,049.56 = 510,900.23/x
  3. Step 3: Cross multiply
    940,612.92x = 1,298,049.56 × 510,900.23
  4. Step 4: Simplify right side
    940,612.92x = 663,173,809,710.65
  5. Step 5: Solve for x
    x = 663,173,809,710.65/940,612.92
  6. Step 6: Final answer
    x = 705,044.33

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Half scale
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Double scale
Find fourth proportional to 940,613.92, 1,298,050.94 and 510,901.23
Similar ratio
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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.