Home / 654,747.84-903,548.49-368,261.76

Finding the Fourth Proportional to 654,747.84, 903,548.49 and 368,261.76

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Solution

The fourth proportional to 654,747.84, 903,548.49 and 368,261.76 is: 508,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,747.84 : 903,548.49 = 368,261.76 : x
  2. Step 2: Convert to fraction form
    654,747.84/903,548.49 = 368,261.76/x
  3. Step 3: Cross multiply
    654,747.84x = 903,548.49 × 368,261.76
  4. Step 4: Simplify right side
    654,747.84x = 332,742,357,172.74
  5. Step 5: Solve for x
    x = 332,742,357,172.74/654,747.84
  6. Step 6: Final answer
    x = 508,199.24

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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.