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Finding the Fourth Proportional to 633,044.12, 873,620.58 and 346,590.92

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Solution

The fourth proportional to 633,044.12, 873,620.58 and 346,590.92 is: 478,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,044.12 : 873,620.58 = 346,590.92 : x
  2. Step 2: Convert to fraction form
    633,044.12/873,620.58 = 346,590.92/x
  3. Step 3: Cross multiply
    633,044.12x = 873,620.58 × 346,590.92
  4. Step 4: Simplify right side
    633,044.12x = 302,788,960,553.13
  5. Step 5: Solve for x
    x = 302,788,960,553.13/633,044.12
  6. Step 6: Final answer
    x = 478,306.25

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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.