Home / 956,328-1,319,732.64-526,607.11

Finding the Fourth Proportional to 956,328, 1,319,732.64 and 526,607.11

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Solution

The fourth proportional to 956,328, 1,319,732.64 and 526,607.11 is: 726,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,328 : 1,319,732.64 = 526,607.11 : x
  2. Step 2: Convert to fraction form
    956,328/1,319,732.64 = 526,607.11/x
  3. Step 3: Cross multiply
    956,328x = 1,319,732.64 × 526,607.11
  4. Step 4: Simplify right side
    956,328x = 694,980,591,523.07
  5. Step 5: Solve for x
    x = 694,980,591,523.07/956,328
  6. Step 6: Final answer
    x = 726,717.81

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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.