Home / 921,309.25-1,270,730.01-610,650.04

Finding the Fourth Proportional to 921,309.25, 1,270,730.01 and 610,650.04

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Solution

The fourth proportional to 921,309.25, 1,270,730.01 and 610,650.04 is: 842,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,309.25 : 1,270,730.01 = 610,650.04 : x
  2. Step 2: Convert to fraction form
    921,309.25/1,270,730.01 = 610,650.04/x
  3. Step 3: Cross multiply
    921,309.25x = 1,270,730.01 × 610,650.04
  4. Step 4: Simplify right side
    921,309.25x = 775,971,331,435.70
  5. Step 5: Solve for x
    x = 775,971,331,435.70/921,309.25
  6. Step 6: Final answer
    x = 842,248.50

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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.