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Finding the Fourth Proportional to 450,904.32, 622,360.26 and 260,032.68

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Solution

The fourth proportional to 450,904.32, 622,360.26 and 260,032.68 is: 358,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,904.32 : 622,360.26 = 260,032.68 : x
  2. Step 2: Convert to fraction form
    450,904.32/622,360.26 = 260,032.68/x
  3. Step 3: Cross multiply
    450,904.32x = 622,360.26 × 260,032.68
  4. Step 4: Simplify right side
    450,904.32x = 161,834,006,333.30
  5. Step 5: Solve for x
    x = 161,834,006,333.30/450,904.32
  6. Step 6: Final answer
    x = 358,909.86

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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.