Home / 430,618.93-593,638.22-302,898.13

Finding the Fourth Proportional to 430,618.93, 593,638.22 and 302,898.13

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Solution

The fourth proportional to 430,618.93, 593,638.22 and 302,898.13 is: 417,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,618.93 : 593,638.22 = 302,898.13 : x
  2. Step 2: Convert to fraction form
    430,618.93/593,638.22 = 302,898.13/x
  3. Step 3: Cross multiply
    430,618.93x = 593,638.22 × 302,898.13
  4. Step 4: Simplify right side
    430,618.93x = 179,811,902,251.85
  5. Step 5: Solve for x
    x = 179,811,902,251.85/430,618.93
  6. Step 6: Final answer
    x = 417,566.19

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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.