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Finding the Fourth Proportional to 341,309.30, 511,311.15 and 183,485.30

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Solution

The fourth proportional to 341,309.30, 511,311.15 and 183,485.30 is: 274,877.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,309.30 : 511,311.15 = 183,485.30 : x
  2. Step 2: Convert to fraction form
    341,309.30/511,311.15 = 183,485.30/x
  3. Step 3: Cross multiply
    341,309.30x = 511,311.15 × 183,485.30
  4. Step 4: Simplify right side
    341,309.30x = 93,818,079,751.10
  5. Step 5: Solve for x
    x = 93,818,079,751.10/341,309.30
  6. Step 6: Final answer
    x = 274,877.01

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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.