Home / 647,296.04-970,942.65-173,981.39

Finding the Fourth Proportional to 647,296.04, 970,942.65 and 173,981.39

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Solution

The fourth proportional to 647,296.04, 970,942.65 and 173,981.39 is: 260,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,296.04 : 970,942.65 = 173,981.39 : x
  2. Step 2: Convert to fraction form
    647,296.04/970,942.65 = 173,981.39/x
  3. Step 3: Cross multiply
    647,296.04x = 970,942.65 × 173,981.39
  4. Step 4: Simplify right side
    647,296.04x = 168,925,946,350.14
  5. Step 5: Solve for x
    x = 168,925,946,350.14/647,296.04
  6. Step 6: Final answer
    x = 260,971.70

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1.5x scale

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.