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Finding the Fourth Proportional to 353,463.55, 529,417.73 and 314,065.15

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Solution

The fourth proportional to 353,463.55, 529,417.73 and 314,065.15 is: 470,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,463.55 : 529,417.73 = 314,065.15 : x
  2. Step 2: Convert to fraction form
    353,463.55/529,417.73 = 314,065.15/x
  3. Step 3: Cross multiply
    353,463.55x = 529,417.73 × 314,065.15
  4. Step 4: Simplify right side
    353,463.55x = 166,271,657,214.78
  5. Step 5: Solve for x
    x = 166,271,657,214.78/353,463.55
  6. Step 6: Final answer
    x = 470,406.80

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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.