Home / 572,733.89-790,347.18-343,417.75

Finding the Fourth Proportional to 572,733.89, 790,347.18 and 343,417.75

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Solution

The fourth proportional to 572,733.89, 790,347.18 and 343,417.75 is: 473,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,733.89 : 790,347.18 = 343,417.75 : x
  2. Step 2: Convert to fraction form
    572,733.89/790,347.18 = 343,417.75/x
  3. Step 3: Cross multiply
    572,733.89x = 790,347.18 × 343,417.75
  4. Step 4: Simplify right side
    572,733.89x = 271,419,250,274.45
  5. Step 5: Solve for x
    x = 271,419,250,274.45/572,733.89
  6. Step 6: Final answer
    x = 473,901.15

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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.