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Finding the Fourth Proportional to 535,029.76, 738,336.36 and 293,307.94

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Solution

The fourth proportional to 535,029.76, 738,336.36 and 293,307.94 is: 404,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,029.76 : 738,336.36 = 293,307.94 : x
  2. Step 2: Convert to fraction form
    535,029.76/738,336.36 = 293,307.94/x
  3. Step 3: Cross multiply
    535,029.76x = 738,336.36 × 293,307.94
  4. Step 4: Simplify right side
    535,029.76x = 216,559,916,778.70
  5. Step 5: Solve for x
    x = 216,559,916,778.70/535,029.76
  6. Step 6: Final answer
    x = 404,762.38

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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.