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Finding the Fourth Proportional to 357,385.95, 493,237.04 and 204,402.93

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Solution

The fourth proportional to 357,385.95, 493,237.04 and 204,402.93 is: 282,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,385.95 : 493,237.04 = 204,402.93 : x
  2. Step 2: Convert to fraction form
    357,385.95/493,237.04 = 204,402.93/x
  3. Step 3: Cross multiply
    357,385.95x = 493,237.04 × 204,402.93
  4. Step 4: Simplify right side
    357,385.95x = 100,819,094,821.90
  5. Step 5: Solve for x
    x = 100,819,094,821.90/357,385.95
  6. Step 6: Final answer
    x = 282,101.45

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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.