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Finding the Fourth Proportional to 435,591.64, 601,123.56 and 242,011.84

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Solution

The fourth proportional to 435,591.64, 601,123.56 and 242,011.84 is: 333,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,591.64 : 601,123.56 = 242,011.84 : x
  2. Step 2: Convert to fraction form
    435,591.64/601,123.56 = 242,011.84/x
  3. Step 3: Cross multiply
    435,591.64x = 601,123.56 × 242,011.84
  4. Step 4: Simplify right side
    435,591.64x = 145,479,018,822.95
  5. Step 5: Solve for x
    x = 145,479,018,822.95/435,591.64
  6. Step 6: Final answer
    x = 333,980.28

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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.