Home / 388,950.26-536,751.23-210,102.26

Finding the Fourth Proportional to 388,950.26, 536,751.23 and 210,102.26

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Solution

The fourth proportional to 388,950.26, 536,751.23 and 210,102.26 is: 289,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,950.26 : 536,751.23 = 210,102.26 : x
  2. Step 2: Convert to fraction form
    388,950.26/536,751.23 = 210,102.26/x
  3. Step 3: Cross multiply
    388,950.26x = 536,751.23 × 210,102.26
  4. Step 4: Simplify right side
    388,950.26x = 112,772,642,746.51
  5. Step 5: Solve for x
    x = 112,772,642,746.51/388,950.26
  6. Step 6: Final answer
    x = 289,941.04

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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.