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Finding the Fourth Proportional to 514,360.88, 709,653.98 and 333,211.67

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Solution

The fourth proportional to 514,360.88, 709,653.98 and 333,211.67 is: 459,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,360.88 : 709,653.98 = 333,211.67 : x
  2. Step 2: Convert to fraction form
    514,360.88/709,653.98 = 333,211.67/x
  3. Step 3: Cross multiply
    514,360.88x = 709,653.98 × 333,211.67
  4. Step 4: Simplify right side
    514,360.88x = 236,464,982,583.62
  5. Step 5: Solve for x
    x = 236,464,982,583.62/514,360.88
  6. Step 6: Final answer
    x = 459,725.83

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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.