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Finding the Fourth Proportional to 488,510.70, 732,852.45 and 173,150.70

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Solution

The fourth proportional to 488,510.70, 732,852.45 and 173,150.70 is: 259,756.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,510.70 : 732,852.45 = 173,150.70 : x
  2. Step 2: Convert to fraction form
    488,510.70/732,852.45 = 173,150.70/x
  3. Step 3: Cross multiply
    488,510.70x = 732,852.45 × 173,150.70
  4. Step 4: Simplify right side
    488,510.70x = 126,893,914,714.22
  5. Step 5: Solve for x
    x = 126,893,914,714.22/488,510.70
  6. Step 6: Final answer
    x = 259,756.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.