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Finding the Fourth Proportional to 604,216.12, 833,823.60 and 328,574.92

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Solution

The fourth proportional to 604,216.12, 833,823.60 and 328,574.92 is: 453,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,216.12 : 833,823.60 = 328,574.92 : x
  2. Step 2: Convert to fraction form
    604,216.12/833,823.60 = 328,574.92/x
  3. Step 3: Cross multiply
    604,216.12x = 833,823.60 × 328,574.92
  4. Step 4: Simplify right side
    604,216.12x = 273,973,522,664.11
  5. Step 5: Solve for x
    x = 273,973,522,664.11/604,216.12
  6. Step 6: Final answer
    x = 453,436.30

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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.