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Finding the Fourth Proportional to 532,893.60, 799,340.40 and 529,783.20

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Solution

The fourth proportional to 532,893.60, 799,340.40 and 529,783.20 is: 794,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,893.60 : 799,340.40 = 529,783.20 : x
  2. Step 2: Convert to fraction form
    532,893.60/799,340.40 = 529,783.20/x
  3. Step 3: Cross multiply
    532,893.60x = 799,340.40 × 529,783.20
  4. Step 4: Simplify right side
    532,893.60x = 423,477,115,001.28
  5. Step 5: Solve for x
    x = 423,477,115,001.28/532,893.60
  6. Step 6: Final answer
    x = 794,674.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.