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Finding the Fourth Proportional to 341,124.03, 470,880.86 and 256,486.95

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Solution

The fourth proportional to 341,124.03, 470,880.86 and 256,486.95 is: 354,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,124.03 : 470,880.86 = 256,486.95 : x
  2. Step 2: Convert to fraction form
    341,124.03/470,880.86 = 256,486.95/x
  3. Step 3: Cross multiply
    341,124.03x = 470,880.86 × 256,486.95
  4. Step 4: Simplify right side
    341,124.03x = 120,774,794,312.34
  5. Step 5: Solve for x
    x = 120,774,794,312.34/341,124.03
  6. Step 6: Final answer
    x = 354,049.51

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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.