Home / 790,796.28-1,091,313.90-433,100.28

Finding the Fourth Proportional to 790,796.28, 1,091,313.90 and 433,100.28

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Solution

The fourth proportional to 790,796.28, 1,091,313.90 and 433,100.28 is: 597,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,796.28 : 1,091,313.90 = 433,100.28 : x
  2. Step 2: Convert to fraction form
    790,796.28/1,091,313.90 = 433,100.28/x
  3. Step 3: Cross multiply
    790,796.28x = 1,091,313.90 × 433,100.28
  4. Step 4: Simplify right side
    790,796.28x = 472,648,355,657.89
  5. Step 5: Solve for x
    x = 472,648,355,657.89/790,796.28
  6. Step 6: Final answer
    x = 597,686.62

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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.