Home / 886,622.95-1,223,569.86-524,357.34

Finding the Fourth Proportional to 886,622.95, 1,223,569.86 and 524,357.34

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Solution

The fourth proportional to 886,622.95, 1,223,569.86 and 524,357.34 is: 723,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,622.95 : 1,223,569.86 = 524,357.34 : x
  2. Step 2: Convert to fraction form
    886,622.95/1,223,569.86 = 524,357.34/x
  3. Step 3: Cross multiply
    886,622.95x = 1,223,569.86 × 524,357.34
  4. Step 4: Simplify right side
    886,622.95x = 641,587,837,093.77
  5. Step 5: Solve for x
    x = 641,587,837,093.77/886,622.95
  6. Step 6: Final answer
    x = 723,630.98

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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.