Home / 404,110.10-607,331.55-397,111.70

Finding the Fourth Proportional to 404,110.10, 607,331.55 and 397,111.70

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Solution

The fourth proportional to 404,110.10, 607,331.55 and 397,111.70 is: 596,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,110.10 : 607,331.55 = 397,111.70 : x
  2. Step 2: Convert to fraction form
    404,110.10/607,331.55 = 397,111.70/x
  3. Step 3: Cross multiply
    404,110.10x = 607,331.55 × 397,111.70
  4. Step 4: Simplify right side
    404,110.10x = 241,178,464,284.14
  5. Step 5: Solve for x
    x = 241,178,464,284.14/404,110.10
  6. Step 6: Final answer
    x = 596,813.75

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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.