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Finding the Fourth Proportional to 437,264.17, 603,575.55 and 256,034.36

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Solution

The fourth proportional to 437,264.17, 603,575.55 and 256,034.36 is: 353,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,264.17 : 603,575.55 = 256,034.36 : x
  2. Step 2: Convert to fraction form
    437,264.17/603,575.55 = 256,034.36/x
  3. Step 3: Cross multiply
    437,264.17x = 603,575.55 × 256,034.36
  4. Step 4: Simplify right side
    437,264.17x = 154,536,081,164.84
  5. Step 5: Solve for x
    x = 154,536,081,164.84/437,264.17
  6. Step 6: Final answer
    x = 353,415.84

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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.