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Finding the Fourth Proportional to 341,314.80, 511,319.40 and 183,490.80

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Solution

The fourth proportional to 341,314.80, 511,319.40 and 183,490.80 is: 274,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,314.80 : 511,319.40 = 183,490.80 : x
  2. Step 2: Convert to fraction form
    341,314.80/511,319.40 = 183,490.80/x
  3. Step 3: Cross multiply
    341,314.80x = 511,319.40 × 183,490.80
  4. Step 4: Simplify right side
    341,314.80x = 93,822,405,761.52
  5. Step 5: Solve for x
    x = 93,822,405,761.52/341,314.80
  6. Step 6: Final answer
    x = 274,885.25

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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.