Home / 722,386.12-1,083,650.46-249,009.16

Finding the Fourth Proportional to 722,386.12, 1,083,650.46 and 249,009.16

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Solution

The fourth proportional to 722,386.12, 1,083,650.46 and 249,009.16 is: 373,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,386.12 : 1,083,650.46 = 249,009.16 : x
  2. Step 2: Convert to fraction form
    722,386.12/1,083,650.46 = 249,009.16/x
  3. Step 3: Cross multiply
    722,386.12x = 1,083,650.46 × 249,009.16
  4. Step 4: Simplify right side
    722,386.12x = 269,838,890,778.21
  5. Step 5: Solve for x
    x = 269,838,890,778.21/722,386.12
  6. Step 6: Final answer
    x = 373,538.31

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1.5x scale

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.