Home / 1,096,555.60-1,644,833.40-386,347.60

Finding the Fourth Proportional to 1,096,555.60, 1,644,833.40 and 386,347.60

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Solution

The fourth proportional to 1,096,555.60, 1,644,833.40 and 386,347.60 is: 579,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,555.60 : 1,644,833.40 = 386,347.60 : x
  2. Step 2: Convert to fraction form
    1,096,555.60/1,644,833.40 = 386,347.60/x
  3. Step 3: Cross multiply
    1,096,555.60x = 1,644,833.40 × 386,347.60
  4. Step 4: Simplify right side
    1,096,555.60x = 635,477,436,489.84
  5. Step 5: Solve for x
    x = 635,477,436,489.84/1,096,555.60
  6. Step 6: Final answer
    x = 579,521.40

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Double scale
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Similar ratio
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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.