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Finding the Fourth Proportional to 317,259, 437,834.70 and 183,166.20

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Solution

The fourth proportional to 317,259, 437,834.70 and 183,166.20 is: 252,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,259 : 437,834.70 = 183,166.20 : x
  2. Step 2: Convert to fraction form
    317,259/437,834.70 = 183,166.20/x
  3. Step 3: Cross multiply
    317,259x = 437,834.70 × 183,166.20
  4. Step 4: Simplify right side
    317,259x = 80,196,518,227.14
  5. Step 5: Solve for x
    x = 80,196,518,227.14/317,259
  6. Step 6: Final answer
    x = 252,779.33

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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.