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Finding the Fourth Proportional to 623,053.35, 859,813.11 and 336,573.36

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Solution

The fourth proportional to 623,053.35, 859,813.11 and 336,573.36 is: 464,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,053.35 : 859,813.11 = 336,573.36 : x
  2. Step 2: Convert to fraction form
    623,053.35/859,813.11 = 336,573.36/x
  3. Step 3: Cross multiply
    623,053.35x = 859,813.11 × 336,573.36
  4. Step 4: Simplify right side
    623,053.35x = 289,390,187,404.75
  5. Step 5: Solve for x
    x = 289,390,187,404.75/623,053.35
  6. Step 6: Final answer
    x = 464,470.96

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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.