Home / 833,901.50-1,150,907.60-528,006.32

Finding the Fourth Proportional to 833,901.50, 1,150,907.60 and 528,006.32

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Solution

The fourth proportional to 833,901.50, 1,150,907.60 and 528,006.32 is: 728,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,901.50 : 1,150,907.60 = 528,006.32 : x
  2. Step 2: Convert to fraction form
    833,901.50/1,150,907.60 = 528,006.32/x
  3. Step 3: Cross multiply
    833,901.50x = 1,150,907.60 × 528,006.32
  4. Step 4: Simplify right side
    833,901.50x = 607,686,486,536.03
  5. Step 5: Solve for x
    x = 607,686,486,536.03/833,901.50
  6. Step 6: Final answer
    x = 728,726.94

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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.