Home / 708,668.04-1,063,507.50-393,377.16

Finding the Fourth Proportional to 708,668.04, 1,063,507.50 and 393,377.16

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Solution

The fourth proportional to 708,668.04, 1,063,507.50 and 393,377.16 is: 590,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,668.04 : 1,063,507.50 = 393,377.16 : x
  2. Step 2: Convert to fraction form
    708,668.04/1,063,507.50 = 393,377.16/x
  3. Step 3: Cross multiply
    708,668.04x = 1,063,507.50 × 393,377.16
  4. Step 4: Simplify right side
    708,668.04x = 418,359,559,988.70
  5. Step 5: Solve for x
    x = 418,359,559,988.70/708,668.04
  6. Step 6: Final answer
    x = 590,346.31

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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.