Home / 357,623.37-493,528.95-196,488.86

Finding the Fourth Proportional to 357,623.37, 493,528.95 and 196,488.86

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Solution

The fourth proportional to 357,623.37, 493,528.95 and 196,488.86 is: 271,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,623.37 : 493,528.95 = 196,488.86 : x
  2. Step 2: Convert to fraction form
    357,623.37/493,528.95 = 196,488.86/x
  3. Step 3: Cross multiply
    357,623.37x = 493,528.95 × 196,488.86
  4. Step 4: Simplify right side
    357,623.37x = 96,972,938,294.85
  5. Step 5: Solve for x
    x = 96,972,938,294.85/357,623.37
  6. Step 6: Final answer
    x = 271,159.40

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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.