Home / 585,440.40-878,219.02-158,983.16

Finding the Fourth Proportional to 585,440.40, 878,219.02 and 158,983.16

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Solution

The fourth proportional to 585,440.40, 878,219.02 and 158,983.16 is: 238,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,440.40 : 878,219.02 = 158,983.16 : x
  2. Step 2: Convert to fraction form
    585,440.40/878,219.02 = 158,983.16/x
  3. Step 3: Cross multiply
    585,440.40x = 878,219.02 × 158,983.16
  4. Step 4: Simplify right side
    585,440.40x = 139,622,034,971.70
  5. Step 5: Solve for x
    x = 139,622,034,971.70/585,440.40
  6. Step 6: Final answer
    x = 238,490.60

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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.