Home / 843,411.42-1,163,935.73-461,438.38

Finding the Fourth Proportional to 843,411.42, 1,163,935.73 and 461,438.38

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Solution

The fourth proportional to 843,411.42, 1,163,935.73 and 461,438.38 is: 636,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,411.42 : 1,163,935.73 = 461,438.38 : x
  2. Step 2: Convert to fraction form
    843,411.42/1,163,935.73 = 461,438.38/x
  3. Step 3: Cross multiply
    843,411.42x = 1,163,935.73 × 461,438.38
  4. Step 4: Simplify right side
    843,411.42x = 537,084,617,675.32
  5. Step 5: Solve for x
    x = 537,084,617,675.32/843,411.42
  6. Step 6: Final answer
    x = 636,800.27

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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.