Home / 526,317.36-726,317.40-284,599.32

Finding the Fourth Proportional to 526,317.36, 726,317.40 and 284,599.32

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Solution

The fourth proportional to 526,317.36, 726,317.40 and 284,599.32 is: 392,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,317.36 : 726,317.40 = 284,599.32 : x
  2. Step 2: Convert to fraction form
    526,317.36/726,317.40 = 284,599.32/x
  3. Step 3: Cross multiply
    526,317.36x = 726,317.40 × 284,599.32
  4. Step 4: Simplify right side
    526,317.36x = 206,709,438,144.17
  5. Step 5: Solve for x
    x = 206,709,438,144.17/526,317.36
  6. Step 6: Final answer
    x = 392,746.76

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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.