Home / 767,922.92-1,060,258.34-496,647.40

Finding the Fourth Proportional to 767,922.92, 1,060,258.34 and 496,647.40

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Solution

The fourth proportional to 767,922.92, 1,060,258.34 and 496,647.40 is: 685,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,922.92 : 1,060,258.34 = 496,647.40 : x
  2. Step 2: Convert to fraction form
    767,922.92/1,060,258.34 = 496,647.40/x
  3. Step 3: Cross multiply
    767,922.92x = 1,060,258.34 × 496,647.40
  4. Step 4: Simplify right side
    767,922.92x = 526,574,547,889.32
  5. Step 5: Solve for x
    x = 526,574,547,889.32/767,922.92
  6. Step 6: Final answer
    x = 685,712.76

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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.