Home / 690,007.52-1,034,683.56-240,673.84

Finding the Fourth Proportional to 690,007.52, 1,034,683.56 and 240,673.84

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Solution

The fourth proportional to 690,007.52, 1,034,683.56 and 240,673.84 is: 360,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,007.52 : 1,034,683.56 = 240,673.84 : x
  2. Step 2: Convert to fraction form
    690,007.52/1,034,683.56 = 240,673.84/x
  3. Step 3: Cross multiply
    690,007.52x = 1,034,683.56 × 240,673.84
  4. Step 4: Simplify right side
    690,007.52x = 249,021,265,570.07
  5. Step 5: Solve for x
    x = 249,021,265,570.07/690,007.52
  6. Step 6: Final answer
    x = 360,896.45

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Why These Related Problems?

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