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Finding the Fourth Proportional to 374,216.04, 516,416.58 and 204,453

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Solution

The fourth proportional to 374,216.04, 516,416.58 and 204,453 is: 282,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,216.04 : 516,416.58 = 204,453 : x
  2. Step 2: Convert to fraction form
    374,216.04/516,416.58 = 204,453/x
  3. Step 3: Cross multiply
    374,216.04x = 516,416.58 × 204,453
  4. Step 4: Simplify right side
    374,216.04x = 105,582,919,030.74
  5. Step 5: Solve for x
    x = 105,582,919,030.74/374,216.04
  6. Step 6: Final answer
    x = 282,144.29

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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.