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Finding the Fourth Proportional to 302,818.80, 454,228.20 and 184,429.20

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Solution

The fourth proportional to 302,818.80, 454,228.20 and 184,429.20 is: 276,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,818.80 : 454,228.20 = 184,429.20 : x
  2. Step 2: Convert to fraction form
    302,818.80/454,228.20 = 184,429.20/x
  3. Step 3: Cross multiply
    302,818.80x = 454,228.20 × 184,429.20
  4. Step 4: Simplify right side
    302,818.80x = 83,772,943,543.44
  5. Step 5: Solve for x
    x = 83,772,943,543.44/302,818.80
  6. Step 6: Final answer
    x = 276,643.80

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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.