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Finding the Fourth Proportional to 240,602.90, 360,904.35 and 165,953.30

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Solution

The fourth proportional to 240,602.90, 360,904.35 and 165,953.30 is: 248,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,602.90 : 360,904.35 = 165,953.30 : x
  2. Step 2: Convert to fraction form
    240,602.90/360,904.35 = 165,953.30/x
  3. Step 3: Cross multiply
    240,602.90x = 360,904.35 × 165,953.30
  4. Step 4: Simplify right side
    240,602.90x = 59,893,267,866.86
  5. Step 5: Solve for x
    x = 59,893,267,866.86/240,602.90
  6. Step 6: Final answer
    x = 248,929.95

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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.