Home / 710,114.25-1,065,356.07-211,478.25

Finding the Fourth Proportional to 710,114.25, 1,065,356.07 and 211,478.25

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Solution

The fourth proportional to 710,114.25, 1,065,356.07 and 211,478.25 is: 317,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,114.25 : 1,065,356.07 = 211,478.25 : x
  2. Step 2: Convert to fraction form
    710,114.25/1,065,356.07 = 211,478.25/x
  3. Step 3: Cross multiply
    710,114.25x = 1,065,356.07 × 211,478.25
  4. Step 4: Simplify right side
    710,114.25x = 225,299,637,310.48
  5. Step 5: Solve for x
    x = 225,299,637,310.48/710,114.25
  6. Step 6: Final answer
    x = 317,272.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.