Home / 772,339.53-1,158,494.72-239,848.77

Finding the Fourth Proportional to 772,339.53, 1,158,494.72 and 239,848.77

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Solution

The fourth proportional to 772,339.53, 1,158,494.72 and 239,848.77 is: 359,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,339.53 : 1,158,494.72 = 239,848.77 : x
  2. Step 2: Convert to fraction form
    772,339.53/1,158,494.72 = 239,848.77/x
  3. Step 3: Cross multiply
    772,339.53x = 1,158,494.72 × 239,848.77
  4. Step 4: Simplify right side
    772,339.53x = 277,863,532,444.25
  5. Step 5: Solve for x
    x = 277,863,532,444.25/772,339.53
  6. Step 6: Final answer
    x = 359,768.63

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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.