Home / 346,095.75-477,612.14-187,119.75

Finding the Fourth Proportional to 346,095.75, 477,612.14 and 187,119.75

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Solution

The fourth proportional to 346,095.75, 477,612.14 and 187,119.75 is: 258,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,095.75 : 477,612.14 = 187,119.75 : x
  2. Step 2: Convert to fraction form
    346,095.75/477,612.14 = 187,119.75/x
  3. Step 3: Cross multiply
    346,095.75x = 477,612.14 × 187,119.75
  4. Step 4: Simplify right side
    346,095.75x = 89,370,664,233.77
  5. Step 5: Solve for x
    x = 89,370,664,233.77/346,095.75
  6. Step 6: Final answer
    x = 258,225.26

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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.