Home / 673,556.13-929,507.46-459,070.89

Finding the Fourth Proportional to 673,556.13, 929,507.46 and 459,070.89

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Solution

The fourth proportional to 673,556.13, 929,507.46 and 459,070.89 is: 633,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,556.13 : 929,507.46 = 459,070.89 : x
  2. Step 2: Convert to fraction form
    673,556.13/929,507.46 = 459,070.89/x
  3. Step 3: Cross multiply
    673,556.13x = 929,507.46 × 459,070.89
  4. Step 4: Simplify right side
    673,556.13x = 426,709,820,172.99
  5. Step 5: Solve for x
    x = 426,709,820,172.99/673,556.13
  6. Step 6: Final answer
    x = 633,517.83

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Double scale
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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.