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Finding the Fourth Proportional to 210,004.80, 314,569.80 and 175,012.80

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Solution

The fourth proportional to 210,004.80, 314,569.80 and 175,012.80 is: 262,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,004.80 : 314,569.80 = 175,012.80 : x
  2. Step 2: Convert to fraction form
    210,004.80/314,569.80 = 175,012.80/x
  3. Step 3: Cross multiply
    210,004.80x = 314,569.80 × 175,012.80
  4. Step 4: Simplify right side
    210,004.80x = 55,053,741,493.44
  5. Step 5: Solve for x
    x = 55,053,741,493.44/210,004.80
  6. Step 6: Final answer
    x = 262,154.68

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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.