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Finding the Fourth Proportional to 540,166.94, 745,410.24 and 298,444.34

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Solution

The fourth proportional to 540,166.94, 745,410.24 and 298,444.34 is: 411,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,166.94 : 745,410.24 = 298,444.34 : x
  2. Step 2: Convert to fraction form
    540,166.94/745,410.24 = 298,444.34/x
  3. Step 3: Cross multiply
    540,166.94x = 745,410.24 × 298,444.34
  4. Step 4: Simplify right side
    540,166.94x = 222,463,463,378.99
  5. Step 5: Solve for x
    x = 222,463,463,378.99/540,166.94
  6. Step 6: Final answer
    x = 411,842.06

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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.