Home / 810,283.59-1,118,244.06-447,707.52

Finding the Fourth Proportional to 810,283.59, 1,118,244.06 and 447,707.52

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Solution

The fourth proportional to 810,283.59, 1,118,244.06 and 447,707.52 is: 617,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,283.59 : 1,118,244.06 = 447,707.52 : x
  2. Step 2: Convert to fraction form
    810,283.59/1,118,244.06 = 447,707.52/x
  3. Step 3: Cross multiply
    810,283.59x = 1,118,244.06 × 447,707.52
  4. Step 4: Simplify right side
    810,283.59x = 500,646,274,857.33
  5. Step 5: Solve for x
    x = 500,646,274,857.33/810,283.59
  6. Step 6: Final answer
    x = 617,865.50

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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.