Home / 353,421.09-530,213.58-185,032.98

Finding the Fourth Proportional to 353,421.09, 530,213.58 and 185,032.98

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Solution

The fourth proportional to 353,421.09, 530,213.58 and 185,032.98 is: 277,592.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,421.09 : 530,213.58 = 185,032.98 : x
  2. Step 2: Convert to fraction form
    353,421.09/530,213.58 = 185,032.98/x
  3. Step 3: Cross multiply
    353,421.09x = 530,213.58 × 185,032.98
  4. Step 4: Simplify right side
    353,421.09x = 98,106,998,743.87
  5. Step 5: Solve for x
    x = 98,106,998,743.87/353,421.09
  6. Step 6: Final answer
    x = 277,592.37

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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.