Home / 693,293.02-956,656.42-406,708.54

Finding the Fourth Proportional to 693,293.02, 956,656.42 and 406,708.54

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Solution

The fourth proportional to 693,293.02, 956,656.42 and 406,708.54 is: 561,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,293.02 : 956,656.42 = 406,708.54 : x
  2. Step 2: Convert to fraction form
    693,293.02/956,656.42 = 406,708.54/x
  3. Step 3: Cross multiply
    693,293.02x = 956,656.42 × 406,708.54
  4. Step 4: Simplify right side
    693,293.02x = 389,080,332,451.41
  5. Step 5: Solve for x
    x = 389,080,332,451.41/693,293.02
  6. Step 6: Final answer
    x = 561,206.19

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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.