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Finding the Fourth Proportional to 604,055.36, 833,599.69 and 355,708.15

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Solution

The fourth proportional to 604,055.36, 833,599.69 and 355,708.15 is: 490,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,055.36 : 833,599.69 = 355,708.15 : x
  2. Step 2: Convert to fraction form
    604,055.36/833,599.69 = 355,708.15/x
  3. Step 3: Cross multiply
    604,055.36x = 833,599.69 × 355,708.15
  4. Step 4: Simplify right side
    604,055.36x = 296,518,200,291.75
  5. Step 5: Solve for x
    x = 296,518,200,291.75/604,055.36
  6. Step 6: Final answer
    x = 490,879.18

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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.