Home / 993,307.16-1,370,908.34-557,773.40

Finding the Fourth Proportional to 993,307.16, 1,370,908.34 and 557,773.40

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Solution

The fourth proportional to 993,307.16, 1,370,908.34 and 557,773.40 is: 769,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,307.16 : 1,370,908.34 = 557,773.40 : x
  2. Step 2: Convert to fraction form
    993,307.16/1,370,908.34 = 557,773.40/x
  3. Step 3: Cross multiply
    993,307.16x = 1,370,908.34 × 557,773.40
  4. Step 4: Simplify right side
    993,307.16x = 764,656,205,890.16
  5. Step 5: Solve for x
    x = 764,656,205,890.16/993,307.16
  6. Step 6: Final answer
    x = 769,808.41

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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.