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Finding the Fourth Proportional to 355,600.40, 533,477.40 and 106,307.60

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Solution

The fourth proportional to 355,600.40, 533,477.40 and 106,307.60 is: 159,484.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,600.40 : 533,477.40 = 106,307.60 : x
  2. Step 2: Convert to fraction form
    355,600.40/533,477.40 = 106,307.60/x
  3. Step 3: Cross multiply
    355,600.40x = 533,477.40 × 106,307.60
  4. Step 4: Simplify right side
    355,600.40x = 56,712,702,048.24
  5. Step 5: Solve for x
    x = 56,712,702,048.24/355,600.40
  6. Step 6: Final answer
    x = 159,484.36

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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.