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Finding the Fourth Proportional to 633,184.19, 873,795.60 and 342,798.82

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Solution

The fourth proportional to 633,184.19, 873,795.60 and 342,798.82 is: 473,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,184.19 : 873,795.60 = 342,798.82 : x
  2. Step 2: Convert to fraction form
    633,184.19/873,795.60 = 342,798.82/x
  3. Step 3: Cross multiply
    633,184.19x = 873,795.60 × 342,798.82
  4. Step 4: Simplify right side
    633,184.19x = 299,536,098,416.70
  5. Step 5: Solve for x
    x = 299,536,098,416.70/633,184.19
  6. Step 6: Final answer
    x = 473,063.13

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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.