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Finding the Fourth Proportional to 437,261.91, 603,572.45 and 256,032.10

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Solution

The fourth proportional to 437,261.91, 603,572.45 and 256,032.10 is: 353,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,261.91 : 603,572.45 = 256,032.10 : x
  2. Step 2: Convert to fraction form
    437,261.91/603,572.45 = 256,032.10/x
  3. Step 3: Cross multiply
    437,261.91x = 603,572.45 × 256,032.10
  4. Step 4: Simplify right side
    437,261.91x = 154,533,921,349.95
  5. Step 5: Solve for x
    x = 154,533,921,349.95/437,261.91
  6. Step 6: Final answer
    x = 353,412.72

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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.