Home / 688,032.41-949,516.29-382,110.21

Finding the Fourth Proportional to 688,032.41, 949,516.29 and 382,110.21

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Solution

The fourth proportional to 688,032.41, 949,516.29 and 382,110.21 is: 527,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,032.41 : 949,516.29 = 382,110.21 : x
  2. Step 2: Convert to fraction form
    688,032.41/949,516.29 = 382,110.21/x
  3. Step 3: Cross multiply
    688,032.41x = 949,516.29 × 382,110.21
  4. Step 4: Simplify right side
    688,032.41x = 362,819,868,970.32
  5. Step 5: Solve for x
    x = 362,819,868,970.32/688,032.41
  6. Step 6: Final answer
    x = 527,329.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.