Home / 983,166.72-1,474,740.36-450,536.64

Finding the Fourth Proportional to 983,166.72, 1,474,740.36 and 450,536.64

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Solution

The fourth proportional to 983,166.72, 1,474,740.36 and 450,536.64 is: 675,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,166.72 : 1,474,740.36 = 450,536.64 : x
  2. Step 2: Convert to fraction form
    983,166.72/1,474,740.36 = 450,536.64/x
  3. Step 3: Cross multiply
    983,166.72x = 1,474,740.36 × 450,536.64
  4. Step 4: Simplify right side
    983,166.72x = 664,424,566,666.79
  5. Step 5: Solve for x
    x = 664,424,566,666.79/983,166.72
  6. Step 6: Final answer
    x = 675,800.51

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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.