Home / 1,232,243.01-1,700,476.61-688,386.60

Finding the Fourth Proportional to 1,232,243.01, 1,700,476.61 and 688,386.60

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Solution

The fourth proportional to 1,232,243.01, 1,700,476.61 and 688,386.60 is: 949,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,243.01 : 1,700,476.61 = 688,386.60 : x
  2. Step 2: Convert to fraction form
    1,232,243.01/1,700,476.61 = 688,386.60/x
  3. Step 3: Cross multiply
    1,232,243.01x = 1,700,476.61 × 688,386.60
  4. Step 4: Simplify right side
    1,232,243.01x = 1,170,585,308,495.49
  5. Step 5: Solve for x
    x = 1,170,585,308,495.49/1,232,243.01
  6. Step 6: Final answer
    x = 949,963.03

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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.