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Finding the Fourth Proportional to 616,044.80, 923,606.40 and 335,878.40

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Solution

The fourth proportional to 616,044.80, 923,606.40 and 335,878.40 is: 503,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,044.80 : 923,606.40 = 335,878.40 : x
  2. Step 2: Convert to fraction form
    616,044.80/923,606.40 = 335,878.40/x
  3. Step 3: Cross multiply
    616,044.80x = 923,606.40 × 335,878.40
  4. Step 4: Simplify right side
    616,044.80x = 310,219,439,861.76
  5. Step 5: Solve for x
    x = 310,219,439,861.76/616,044.80
  6. Step 6: Final answer
    x = 503,566.36

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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.