Home / 347,895.20-521,842.80-237,303.20

Finding the Fourth Proportional to 347,895.20, 521,842.80 and 237,303.20

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Solution

The fourth proportional to 347,895.20, 521,842.80 and 237,303.20 is: 355,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,895.20 : 521,842.80 = 237,303.20 : x
  2. Step 2: Convert to fraction form
    347,895.20/521,842.80 = 237,303.20/x
  3. Step 3: Cross multiply
    347,895.20x = 521,842.80 × 237,303.20
  4. Step 4: Simplify right side
    347,895.20x = 123,834,966,336.96
  5. Step 5: Solve for x
    x = 123,834,966,336.96/347,895.20
  6. Step 6: Final answer
    x = 355,954.80

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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.