Home / 937,788.12-1,406,642.85-397,896.21

Finding the Fourth Proportional to 937,788.12, 1,406,642.85 and 397,896.21

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Solution

The fourth proportional to 937,788.12, 1,406,642.85 and 397,896.21 is: 596,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,788.12 : 1,406,642.85 = 397,896.21 : x
  2. Step 2: Convert to fraction form
    937,788.12/1,406,642.85 = 397,896.21/x
  3. Step 3: Cross multiply
    937,788.12x = 1,406,642.85 × 397,896.21
  4. Step 4: Simplify right side
    937,788.12x = 559,697,858,838.60
  5. Step 5: Solve for x
    x = 559,697,858,838.60/937,788.12
  6. Step 6: Final answer
    x = 596,827.63

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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.