Home / 943,681.20-1,416,904.20-664,436.40

Finding the Fourth Proportional to 943,681.20, 1,416,904.20 and 664,436.40

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Solution

The fourth proportional to 943,681.20, 1,416,904.20 and 664,436.40 is: 997,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,681.20 : 1,416,904.20 = 664,436.40 : x
  2. Step 2: Convert to fraction form
    943,681.20/1,416,904.20 = 664,436.40/x
  3. Step 3: Cross multiply
    943,681.20x = 1,416,904.20 × 664,436.40
  4. Step 4: Simplify right side
    943,681.20x = 941,442,725,792.88
  5. Step 5: Solve for x
    x = 941,442,725,792.88/943,681.20
  6. Step 6: Final answer
    x = 997,627.93

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