Home / 963,627.93-1,329,761.75-528,042.69

Finding the Fourth Proportional to 963,627.93, 1,329,761.75 and 528,042.69

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Solution

The fourth proportional to 963,627.93, 1,329,761.75 and 528,042.69 is: 728,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,627.93 : 1,329,761.75 = 528,042.69 : x
  2. Step 2: Convert to fraction form
    963,627.93/1,329,761.75 = 528,042.69/x
  3. Step 3: Cross multiply
    963,627.93x = 1,329,761.75 × 528,042.69
  4. Step 4: Simplify right side
    963,627.93x = 702,170,968,888.89
  5. Step 5: Solve for x
    x = 702,170,968,888.89/963,627.93
  6. Step 6: Final answer
    x = 728,674.36

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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.