Home / 383,219.13-528,802.76-236,020.53

Finding the Fourth Proportional to 383,219.13, 528,802.76 and 236,020.53

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Solution

The fourth proportional to 383,219.13, 528,802.76 and 236,020.53 is: 325,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,219.13 : 528,802.76 = 236,020.53 : x
  2. Step 2: Convert to fraction form
    383,219.13/528,802.76 = 236,020.53/x
  3. Step 3: Cross multiply
    383,219.13x = 528,802.76 × 236,020.53
  4. Step 4: Simplify right side
    383,219.13x = 124,808,306,409.54
  5. Step 5: Solve for x
    x = 124,808,306,409.54/383,219.13
  6. Step 6: Final answer
    x = 325,683.92

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1.5x scale

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.