Home / 993,566.16-1,370,907.72-563,812.56

Finding the Fourth Proportional to 993,566.16, 1,370,907.72 and 563,812.56

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Solution

The fourth proportional to 993,566.16, 1,370,907.72 and 563,812.56 is: 777,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,566.16 : 1,370,907.72 = 563,812.56 : x
  2. Step 2: Convert to fraction form
    993,566.16/1,370,907.72 = 563,812.56/x
  3. Step 3: Cross multiply
    993,566.16x = 1,370,907.72 × 563,812.56
  4. Step 4: Simplify right side
    993,566.16x = 772,934,991,136.96
  5. Step 5: Solve for x
    x = 772,934,991,136.96/993,566.16
  6. Step 6: Final answer
    x = 777,940.13

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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.