Home / 970,710.60-1,455,806.70-296,790.60

Finding the Fourth Proportional to 970,710.60, 1,455,806.70 and 296,790.60

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Solution

The fourth proportional to 970,710.60, 1,455,806.70 and 296,790.60 is: 445,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,710.60 : 1,455,806.70 = 296,790.60 : x
  2. Step 2: Convert to fraction form
    970,710.60/1,455,806.70 = 296,790.60/x
  3. Step 3: Cross multiply
    970,710.60x = 1,455,806.70 × 296,790.60
  4. Step 4: Simplify right side
    970,710.60x = 432,069,743,977.02
  5. Step 5: Solve for x
    x = 432,069,743,977.02/970,710.60
  6. Step 6: Final answer
    x = 445,106.65

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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.