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Finding the Fourth Proportional to 336,053.20, 504,079.80 and 302,810.80

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Solution

The fourth proportional to 336,053.20, 504,079.80 and 302,810.80 is: 454,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,053.20 : 504,079.80 = 302,810.80 : x
  2. Step 2: Convert to fraction form
    336,053.20/504,079.80 = 302,810.80/x
  3. Step 3: Cross multiply
    336,053.20x = 504,079.80 × 302,810.80
  4. Step 4: Simplify right side
    336,053.20x = 152,640,807,501.84
  5. Step 5: Solve for x
    x = 152,640,807,501.84/336,053.20
  6. Step 6: Final answer
    x = 454,216.20

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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.