Home / 851,623.93-1,175,201.46-488,792.41

Finding the Fourth Proportional to 851,623.93, 1,175,201.46 and 488,792.41

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Solution

The fourth proportional to 851,623.93, 1,175,201.46 and 488,792.41 is: 674,510.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,623.93 : 1,175,201.46 = 488,792.41 : x
  2. Step 2: Convert to fraction form
    851,623.93/1,175,201.46 = 488,792.41/x
  3. Step 3: Cross multiply
    851,623.93x = 1,175,201.46 × 488,792.41
  4. Step 4: Simplify right side
    851,623.93x = 574,429,553,868.92
  5. Step 5: Solve for x
    x = 574,429,553,868.92/851,623.93
  6. Step 6: Final answer
    x = 674,510.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.