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Finding the Fourth Proportional to 450,307.65, 673,821.23 and 332,209.65

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Solution

The fourth proportional to 450,307.65, 673,821.23 and 332,209.65 is: 497,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,307.65 : 673,821.23 = 332,209.65 : x
  2. Step 2: Convert to fraction form
    450,307.65/673,821.23 = 332,209.65/x
  3. Step 3: Cross multiply
    450,307.65x = 673,821.23 × 332,209.65
  4. Step 4: Simplify right side
    450,307.65x = 223,849,913,319.82
  5. Step 5: Solve for x
    x = 223,849,913,319.82/450,307.65
  6. Step 6: Final answer
    x = 497,104.40

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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.