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Finding the Fourth Proportional to 526,062.68, 789,210.94 and 245,426.84

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Solution

The fourth proportional to 526,062.68, 789,210.94 and 245,426.84 is: 368,194.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,062.68 : 789,210.94 = 245,426.84 : x
  2. Step 2: Convert to fraction form
    526,062.68/789,210.94 = 245,426.84/x
  3. Step 3: Cross multiply
    526,062.68x = 789,210.94 × 245,426.84
  4. Step 4: Simplify right side
    526,062.68x = 193,693,547,097.63
  5. Step 5: Solve for x
    x = 193,693,547,097.63/526,062.68
  6. Step 6: Final answer
    x = 368,194.81

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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.