Home / 614,815.51-848,597.53-418,906.09

Finding the Fourth Proportional to 614,815.51, 848,597.53 and 418,906.09

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Solution

The fourth proportional to 614,815.51, 848,597.53 and 418,906.09 is: 578,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,815.51 : 848,597.53 = 418,906.09 : x
  2. Step 2: Convert to fraction form
    614,815.51/848,597.53 = 418,906.09/x
  3. Step 3: Cross multiply
    614,815.51x = 848,597.53 × 418,906.09
  4. Step 4: Simplify right side
    614,815.51x = 355,482,673,275.96
  5. Step 5: Solve for x
    x = 355,482,673,275.96/614,815.51
  6. Step 6: Final answer
    x = 578,194.06

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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.