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Finding the Fourth Proportional to 614,998.52, 848,697.57 and 343,066.33

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Solution

The fourth proportional to 614,998.52, 848,697.57 and 343,066.33 is: 473,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,998.52 : 848,697.57 = 343,066.33 : x
  2. Step 2: Convert to fraction form
    614,998.52/848,697.57 = 343,066.33/x
  3. Step 3: Cross multiply
    614,998.52x = 848,697.57 × 343,066.33
  4. Step 4: Simplify right side
    614,998.52x = 291,159,558,498.07
  5. Step 5: Solve for x
    x = 291,159,558,498.07/614,998.52
  6. Step 6: Final answer
    x = 473,431.32

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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.