Home / 946,990.54-1,306,522.76-538,990.18

Finding the Fourth Proportional to 946,990.54, 1,306,522.76 and 538,990.18

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Solution

The fourth proportional to 946,990.54, 1,306,522.76 and 538,990.18 is: 743,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,990.54 : 1,306,522.76 = 538,990.18 : x
  2. Step 2: Convert to fraction form
    946,990.54/1,306,522.76 = 538,990.18/x
  3. Step 3: Cross multiply
    946,990.54x = 1,306,522.76 × 538,990.18
  4. Step 4: Simplify right side
    946,990.54x = 704,202,937,586.50
  5. Step 5: Solve for x
    x = 704,202,937,586.50/946,990.54
  6. Step 6: Final answer
    x = 743,621.93

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Double scale
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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.