Home / 348,955.35-521,069.19-277,071.39

Finding the Fourth Proportional to 348,955.35, 521,069.19 and 277,071.39

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Solution

The fourth proportional to 348,955.35, 521,069.19 and 277,071.39 is: 413,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,955.35 : 521,069.19 = 277,071.39 : x
  2. Step 2: Convert to fraction form
    348,955.35/521,069.19 = 277,071.39/x
  3. Step 3: Cross multiply
    348,955.35x = 521,069.19 × 277,071.39
  4. Step 4: Simplify right side
    348,955.35x = 144,373,364,759.47
  5. Step 5: Solve for x
    x = 144,373,364,759.47/348,955.35
  6. Step 6: Final answer
    x = 413,730.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.