Home / 528,839.30-793,574.16-191,906.25

Finding the Fourth Proportional to 528,839.30, 793,574.16 and 191,906.25

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Solution

The fourth proportional to 528,839.30, 793,574.16 and 191,906.25 is: 287,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,839.30 : 793,574.16 = 191,906.25 : x
  2. Step 2: Convert to fraction form
    528,839.30/793,574.16 = 191,906.25/x
  3. Step 3: Cross multiply
    528,839.30x = 793,574.16 × 191,906.25
  4. Step 4: Simplify right side
    528,839.30x = 152,291,838,526.42
  5. Step 5: Solve for x
    x = 152,291,838,526.42/528,839.30
  6. Step 6: Final answer
    x = 287,973.76

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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.