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Finding the Fourth Proportional to 614,842.20, 848,483.73 and 342,927.71

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Solution

The fourth proportional to 614,842.20, 848,483.73 and 342,927.71 is: 473,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,842.20 : 848,483.73 = 342,927.71 : x
  2. Step 2: Convert to fraction form
    614,842.20/848,483.73 = 342,927.71/x
  3. Step 3: Cross multiply
    614,842.20x = 848,483.73 × 342,927.71
  4. Step 4: Simplify right side
    614,842.20x = 290,968,578,258.74
  5. Step 5: Solve for x
    x = 290,968,578,258.74/614,842.20
  6. Step 6: Final answer
    x = 473,241.07

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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.