Home / 716,326.25-1,074,119.54-210,821.54

Finding the Fourth Proportional to 716,326.25, 1,074,119.54 and 210,821.54

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Solution

The fourth proportional to 716,326.25, 1,074,119.54 and 210,821.54 is: 316,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,326.25 : 1,074,119.54 = 210,821.54 : x
  2. Step 2: Convert to fraction form
    716,326.25/1,074,119.54 = 210,821.54/x
  3. Step 3: Cross multiply
    716,326.25x = 1,074,119.54 × 210,821.54
  4. Step 4: Simplify right side
    716,326.25x = 226,447,529,142.19
  5. Step 5: Solve for x
    x = 226,447,529,142.19/716,326.25
  6. Step 6: Final answer
    x = 316,123.46

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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.