Home / 841,411.92-1,161,239.87-519,113.73

Finding the Fourth Proportional to 841,411.92, 1,161,239.87 and 519,113.73

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Solution

The fourth proportional to 841,411.92, 1,161,239.87 and 519,113.73 is: 716,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,411.92 : 1,161,239.87 = 519,113.73 : x
  2. Step 2: Convert to fraction form
    841,411.92/1,161,239.87 = 519,113.73/x
  3. Step 3: Cross multiply
    841,411.92x = 1,161,239.87 × 519,113.73
  4. Step 4: Simplify right side
    841,411.92x = 602,815,557,744.85
  5. Step 5: Solve for x
    x = 602,815,557,744.85/841,411.92
  6. Step 6: Final answer
    x = 716,433.35

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1.5x scale

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.