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Finding the Fourth Proportional to 556,950.96, 768,593.10 and 302,302.20

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Solution

The fourth proportional to 556,950.96, 768,593.10 and 302,302.20 is: 417,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,950.96 : 768,593.10 = 302,302.20 : x
  2. Step 2: Convert to fraction form
    556,950.96/768,593.10 = 302,302.20/x
  3. Step 3: Cross multiply
    556,950.96x = 768,593.10 × 302,302.20
  4. Step 4: Simplify right side
    556,950.96x = 232,347,385,034.82
  5. Step 5: Solve for x
    x = 232,347,385,034.82/556,950.96
  6. Step 6: Final answer
    x = 417,177.46

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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.