Home / 993,210.36-1,370,535.46-557,527.96

Finding the Fourth Proportional to 993,210.36, 1,370,535.46 and 557,527.96

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Solution

The fourth proportional to 993,210.36, 1,370,535.46 and 557,527.96 is: 769,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,210.36 : 1,370,535.46 = 557,527.96 : x
  2. Step 2: Convert to fraction form
    993,210.36/1,370,535.46 = 557,527.96/x
  3. Step 3: Cross multiply
    993,210.36x = 1,370,535.46 × 557,527.96
  4. Step 4: Simplify right side
    993,210.36x = 764,111,839,121.46
  5. Step 5: Solve for x
    x = 764,111,839,121.46/993,210.36
  6. Step 6: Final answer
    x = 769,335.35

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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.