Home / 730,143.16-1,095,215.56-190,398.94

Finding the Fourth Proportional to 730,143.16, 1,095,215.56 and 190,398.94

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Solution

The fourth proportional to 730,143.16, 1,095,215.56 and 190,398.94 is: 285,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,143.16 : 1,095,215.56 = 190,398.94 : x
  2. Step 2: Convert to fraction form
    730,143.16/1,095,215.56 = 190,398.94/x
  3. Step 3: Cross multiply
    730,143.16x = 1,095,215.56 × 190,398.94
  4. Step 4: Simplify right side
    730,143.16x = 208,527,878,481.47
  5. Step 5: Solve for x
    x = 208,527,878,481.47/730,143.16
  6. Step 6: Final answer
    x = 285,598.62

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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.