Home / 838,273.84-1,257,411.16-277,308.34

Finding the Fourth Proportional to 838,273.84, 1,257,411.16 and 277,308.34

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Solution

The fourth proportional to 838,273.84, 1,257,411.16 and 277,308.34 is: 415,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,273.84 : 1,257,411.16 = 277,308.34 : x
  2. Step 2: Convert to fraction form
    838,273.84/1,257,411.16 = 277,308.34/x
  3. Step 3: Cross multiply
    838,273.84x = 1,257,411.16 × 277,308.34
  4. Step 4: Simplify right side
    838,273.84x = 348,690,601,477.07
  5. Step 5: Solve for x
    x = 348,690,601,477.07/838,273.84
  6. Step 6: Final answer
    x = 415,962.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.