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Finding the Fourth Proportional to 604,503.40, 833,883.30 and 374,981.32

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Solution

The fourth proportional to 604,503.40, 833,883.30 and 374,981.32 is: 517,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,503.40 : 833,883.30 = 374,981.32 : x
  2. Step 2: Convert to fraction form
    604,503.40/833,883.30 = 374,981.32/x
  3. Step 3: Cross multiply
    604,503.40x = 833,883.30 × 374,981.32
  4. Step 4: Simplify right side
    604,503.40x = 312,690,660,559.96
  5. Step 5: Solve for x
    x = 312,690,660,559.96/604,503.40
  6. Step 6: Final answer
    x = 517,268.65

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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.