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Finding the Fourth Proportional to 634,425.23, 875,505.06 and 362,577.49

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Solution

The fourth proportional to 634,425.23, 875,505.06 and 362,577.49 is: 500,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,425.23 : 875,505.06 = 362,577.49 : x
  2. Step 2: Convert to fraction form
    634,425.23/875,505.06 = 362,577.49/x
  3. Step 3: Cross multiply
    634,425.23x = 875,505.06 × 362,577.49
  4. Step 4: Simplify right side
    634,425.23x = 317,438,424,948.34
  5. Step 5: Solve for x
    x = 317,438,424,948.34/634,425.23
  6. Step 6: Final answer
    x = 500,355.93

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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.