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Finding the Fourth Proportional to 575,176.11, 793,748.61 and 317,063.01

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Solution

The fourth proportional to 575,176.11, 793,748.61 and 317,063.01 is: 437,550.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,176.11 : 793,748.61 = 317,063.01 : x
  2. Step 2: Convert to fraction form
    575,176.11/793,748.61 = 317,063.01/x
  3. Step 3: Cross multiply
    575,176.11x = 793,748.61 × 317,063.01
  4. Step 4: Simplify right side
    575,176.11x = 251,668,323,469.92
  5. Step 5: Solve for x
    x = 251,668,323,469.92/575,176.11
  6. Step 6: Final answer
    x = 437,550.03

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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.