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Finding the Fourth Proportional to 336,530.70, 464,421.12 and 183,571.47

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Solution

The fourth proportional to 336,530.70, 464,421.12 and 183,571.47 is: 253,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,530.70 : 464,421.12 = 183,571.47 : x
  2. Step 2: Convert to fraction form
    336,530.70/464,421.12 = 183,571.47/x
  3. Step 3: Cross multiply
    336,530.70x = 464,421.12 × 183,571.47
  4. Step 4: Simplify right side
    336,530.70x = 85,254,467,697.45
  5. Step 5: Solve for x
    x = 85,254,467,697.45/336,530.70
  6. Step 6: Final answer
    x = 253,333.40

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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.