Home / 528,974.10-793,577.79-173,973.78

Finding the Fourth Proportional to 528,974.10, 793,577.79 and 173,973.78

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Solution

The fourth proportional to 528,974.10, 793,577.79 and 173,973.78 is: 260,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,974.10 : 793,577.79 = 173,973.78 : x
  2. Step 2: Convert to fraction form
    528,974.10/793,577.79 = 173,973.78/x
  3. Step 3: Cross multiply
    528,974.10x = 793,577.79 × 173,973.78
  4. Step 4: Simplify right side
    528,974.10x = 138,061,727,850.35
  5. Step 5: Solve for x
    x = 138,061,727,850.35/528,974.10
  6. Step 6: Final answer
    x = 260,999.03

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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.