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Finding the Fourth Proportional to 671,828.33, 927,123.10 and 370,022.33

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Solution

The fourth proportional to 671,828.33, 927,123.10 and 370,022.33 is: 510,630.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,828.33 : 927,123.10 = 370,022.33 : x
  2. Step 2: Convert to fraction form
    671,828.33/927,123.10 = 370,022.33/x
  3. Step 3: Cross multiply
    671,828.33x = 927,123.10 × 370,022.33
  4. Step 4: Simplify right side
    671,828.33x = 343,056,249,658.82
  5. Step 5: Solve for x
    x = 343,056,249,658.82/671,828.33
  6. Step 6: Final answer
    x = 510,630.82

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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.