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Finding the Fourth Proportional to 612,263.26, 844,864.59 and 567,123.58

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Solution

The fourth proportional to 612,263.26, 844,864.59 and 567,123.58 is: 782,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,263.26 : 844,864.59 = 567,123.58 : x
  2. Step 2: Convert to fraction form
    612,263.26/844,864.59 = 567,123.58/x
  3. Step 3: Cross multiply
    612,263.26x = 844,864.59 × 567,123.58
  4. Step 4: Simplify right side
    612,263.26x = 479,142,630,896.03
  5. Step 5: Solve for x
    x = 479,142,630,896.03/612,263.26
  6. Step 6: Final answer
    x = 782,576.16

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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.