Home / 674,837.19-930,671.79-559,933.59

Finding the Fourth Proportional to 674,837.19, 930,671.79 and 559,933.59

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Solution

The fourth proportional to 674,837.19, 930,671.79 and 559,933.59 is: 772,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,837.19 : 930,671.79 = 559,933.59 : x
  2. Step 2: Convert to fraction form
    674,837.19/930,671.79 = 559,933.59/x
  3. Step 3: Cross multiply
    674,837.19x = 930,671.79 × 559,933.59
  4. Step 4: Simplify right side
    674,837.19x = 521,114,396,486.43
  5. Step 5: Solve for x
    x = 521,114,396,486.43/674,837.19
  6. Step 6: Final answer
    x = 772,207.58

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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.