Home / 943,085.90-1,413,835.34-410,205.57

Finding the Fourth Proportional to 943,085.90, 1,413,835.34 and 410,205.57

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Solution

The fourth proportional to 943,085.90, 1,413,835.34 and 410,205.57 is: 614,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,085.90 : 1,413,835.34 = 410,205.57 : x
  2. Step 2: Convert to fraction form
    943,085.90/1,413,835.34 = 410,205.57/x
  3. Step 3: Cross multiply
    943,085.90x = 1,413,835.34 × 410,205.57
  4. Step 4: Simplify right side
    943,085.90x = 579,963,129,479.82
  5. Step 5: Solve for x
    x = 579,963,129,479.82/943,085.90
  6. Step 6: Final answer
    x = 614,963.21

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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.