Home / 427,812.60-590,196.06-257,952.36

Finding the Fourth Proportional to 427,812.60, 590,196.06 and 257,952.36

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Solution

The fourth proportional to 427,812.60, 590,196.06 and 257,952.36 is: 355,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,812.60 : 590,196.06 = 257,952.36 : x
  2. Step 2: Convert to fraction form
    427,812.60/590,196.06 = 257,952.36/x
  3. Step 3: Cross multiply
    427,812.60x = 590,196.06 × 257,952.36
  4. Step 4: Simplify right side
    427,812.60x = 152,242,466,539.70
  5. Step 5: Solve for x
    x = 152,242,466,539.70/427,812.60
  6. Step 6: Final answer
    x = 355,862.51

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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.