Home / 993,357.60-1,370,792.97-563,628.48

Finding the Fourth Proportional to 993,357.60, 1,370,792.97 and 563,628.48

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Solution

The fourth proportional to 993,357.60, 1,370,792.97 and 563,628.48 is: 777,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,357.60 : 1,370,792.97 = 563,628.48 : x
  2. Step 2: Convert to fraction form
    993,357.60/1,370,792.97 = 563,628.48/x
  3. Step 3: Cross multiply
    993,357.60x = 1,370,792.97 × 563,628.48
  4. Step 4: Simplify right side
    993,357.60x = 772,617,958,075.79
  5. Step 5: Solve for x
    x = 772,617,958,075.79/993,357.60
  6. Step 6: Final answer
    x = 777,784.31

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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.