Home / 855,763.33-1,180,953.45-468,603.19

Finding the Fourth Proportional to 855,763.33, 1,180,953.45 and 468,603.19

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Solution

The fourth proportional to 855,763.33, 1,180,953.45 and 468,603.19 is: 646,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,763.33 : 1,180,953.45 = 468,603.19 : x
  2. Step 2: Convert to fraction form
    855,763.33/1,180,953.45 = 468,603.19/x
  3. Step 3: Cross multiply
    855,763.33x = 1,180,953.45 × 468,603.19
  4. Step 4: Simplify right side
    855,763.33x = 553,398,553,911.51
  5. Step 5: Solve for x
    x = 553,398,553,911.51/855,763.33
  6. Step 6: Final answer
    x = 646,672.43

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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.