Home / 526,580.32-726,678.66-284,862.33

Finding the Fourth Proportional to 526,580.32, 726,678.66 and 284,862.33

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Solution

The fourth proportional to 526,580.32, 726,678.66 and 284,862.33 is: 393,108.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,580.32 : 726,678.66 = 284,862.33 : x
  2. Step 2: Convert to fraction form
    526,580.32/726,678.66 = 284,862.33/x
  3. Step 3: Cross multiply
    526,580.32x = 726,678.66 × 284,862.33
  4. Step 4: Simplify right side
    526,580.32x = 207,003,376,248.88
  5. Step 5: Solve for x
    x = 207,003,376,248.88/526,580.32
  6. Step 6: Final answer
    x = 393,108.84

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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.