Home / 1,096,145.36-1,644,218.02-386,007.02

Finding the Fourth Proportional to 1,096,145.36, 1,644,218.02 and 386,007.02

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Solution

The fourth proportional to 1,096,145.36, 1,644,218.02 and 386,007.02 is: 579,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,145.36 : 1,644,218.02 = 386,007.02 : x
  2. Step 2: Convert to fraction form
    1,096,145.36/1,644,218.02 = 386,007.02/x
  3. Step 3: Cross multiply
    1,096,145.36x = 1,644,218.02 × 386,007.02
  4. Step 4: Simplify right side
    1,096,145.36x = 634,679,698,130.50
  5. Step 5: Solve for x
    x = 634,679,698,130.50/1,096,145.36
  6. Step 6: Final answer
    x = 579,010.52

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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.