Home / 341,111.15-470,674.65-218,710.57

Finding the Fourth Proportional to 341,111.15, 470,674.65 and 218,710.57

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Solution

The fourth proportional to 341,111.15, 470,674.65 and 218,710.57 is: 301,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,111.15 : 470,674.65 = 218,710.57 : x
  2. Step 2: Convert to fraction form
    341,111.15/470,674.65 = 218,710.57/x
  3. Step 3: Cross multiply
    341,111.15x = 470,674.65 × 218,710.57
  4. Step 4: Simplify right side
    341,111.15x = 102,941,520,986.05
  5. Step 5: Solve for x
    x = 102,941,520,986.05/341,111.15
  6. Step 6: Final answer
    x = 301,782.93

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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.