Home / 877,953.75-1,211,576.22-475,545.75

Finding the Fourth Proportional to 877,953.75, 1,211,576.22 and 475,545.75

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Solution

The fourth proportional to 877,953.75, 1,211,576.22 and 475,545.75 is: 656,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,953.75 : 1,211,576.22 = 475,545.75 : x
  2. Step 2: Convert to fraction form
    877,953.75/1,211,576.22 = 475,545.75/x
  3. Step 3: Cross multiply
    877,953.75x = 1,211,576.22 × 475,545.75
  4. Step 4: Simplify right side
    877,953.75x = 576,159,922,222.07
  5. Step 5: Solve for x
    x = 576,159,922,222.07/877,953.75
  6. Step 6: Final answer
    x = 656,253.16

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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.