Home / 528,422.22-792,721.35-173,340.90

Finding the Fourth Proportional to 528,422.22, 792,721.35 and 173,340.90

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Solution

The fourth proportional to 528,422.22, 792,721.35 and 173,340.90 is: 260,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,422.22 : 792,721.35 = 173,340.90 : x
  2. Step 2: Convert to fraction form
    528,422.22/792,721.35 = 173,340.90/x
  3. Step 3: Cross multiply
    528,422.22x = 792,721.35 × 173,340.90
  4. Step 4: Simplify right side
    528,422.22x = 137,411,032,258.22
  5. Step 5: Solve for x
    x = 137,411,032,258.22/528,422.22
  6. Step 6: Final answer
    x = 260,040.22

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1.5x scale

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.