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Finding the Fourth Proportional to 602,201.16, 830,800.50 and 347,503.14

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Solution

The fourth proportional to 602,201.16, 830,800.50 and 347,503.14 is: 479,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,201.16 : 830,800.50 = 347,503.14 : x
  2. Step 2: Convert to fraction form
    602,201.16/830,800.50 = 347,503.14/x
  3. Step 3: Cross multiply
    602,201.16x = 830,800.50 × 347,503.14
  4. Step 4: Simplify right side
    602,201.16x = 288,705,782,463.57
  5. Step 5: Solve for x
    x = 288,705,782,463.57/602,201.16
  6. Step 6: Final answer
    x = 479,417.51

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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.