Home / 346,730.20-520,095.30-180,496.60

Finding the Fourth Proportional to 346,730.20, 520,095.30 and 180,496.60

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Solution

The fourth proportional to 346,730.20, 520,095.30 and 180,496.60 is: 270,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,730.20 : 520,095.30 = 180,496.60 : x
  2. Step 2: Convert to fraction form
    346,730.20/520,095.30 = 180,496.60/x
  3. Step 3: Cross multiply
    346,730.20x = 520,095.30 × 180,496.60
  4. Step 4: Simplify right side
    346,730.20x = 93,875,433,325.98
  5. Step 5: Solve for x
    x = 93,875,433,325.98/346,730.20
  6. Step 6: Final answer
    x = 270,744.90

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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.