Home / 843,905.40-1,164,544.38-461,858.28

Finding the Fourth Proportional to 843,905.40, 1,164,544.38 and 461,858.28

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Solution

The fourth proportional to 843,905.40, 1,164,544.38 and 461,858.28 is: 637,339.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,905.40 : 1,164,544.38 = 461,858.28 : x
  2. Step 2: Convert to fraction form
    843,905.40/1,164,544.38 = 461,858.28/x
  3. Step 3: Cross multiply
    843,905.40x = 1,164,544.38 × 461,858.28
  4. Step 4: Simplify right side
    843,905.40x = 537,854,464,330.47
  5. Step 5: Solve for x
    x = 537,854,464,330.47/843,905.40
  6. Step 6: Final answer
    x = 637,339.76

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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.