Home / 865,554.16-1,297,170.58-673,660.35

Finding the Fourth Proportional to 865,554.16, 1,297,170.58 and 673,660.35

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Solution

The fourth proportional to 865,554.16, 1,297,170.58 and 673,660.35 is: 1,009,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,554.16 : 1,297,170.58 = 673,660.35 : x
  2. Step 2: Convert to fraction form
    865,554.16/1,297,170.58 = 673,660.35/x
  3. Step 3: Cross multiply
    865,554.16x = 1,297,170.58 × 673,660.35
  4. Step 4: Simplify right side
    865,554.16x = 873,852,385,248.35
  5. Step 5: Solve for x
    x = 873,852,385,248.35/865,554.16
  6. Step 6: Final answer
    x = 1,009,587.18

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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.