Home / 743,886.16-1,115,934.35-238,328.89

Finding the Fourth Proportional to 743,886.16, 1,115,934.35 and 238,328.89

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Solution

The fourth proportional to 743,886.16, 1,115,934.35 and 238,328.89 is: 357,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,886.16 : 1,115,934.35 = 238,328.89 : x
  2. Step 2: Convert to fraction form
    743,886.16/1,115,934.35 = 238,328.89/x
  3. Step 3: Cross multiply
    743,886.16x = 1,115,934.35 × 238,328.89
  4. Step 4: Simplify right side
    743,886.16x = 265,959,394,948.37
  5. Step 5: Solve for x
    x = 265,959,394,948.37/743,886.16
  6. Step 6: Final answer
    x = 357,527.01

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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.