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Finding the Fourth Proportional to 552,315.60, 828,473.40 and 463,669.20

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Solution

The fourth proportional to 552,315.60, 828,473.40 and 463,669.20 is: 695,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,315.60 : 828,473.40 = 463,669.20 : x
  2. Step 2: Convert to fraction form
    552,315.60/828,473.40 = 463,669.20/x
  3. Step 3: Cross multiply
    552,315.60x = 828,473.40 × 463,669.20
  4. Step 4: Simplify right side
    552,315.60x = 384,137,598,599.28
  5. Step 5: Solve for x
    x = 384,137,598,599.28/552,315.60
  6. Step 6: Final answer
    x = 695,503.80

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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.