Home / 877,810.24-1,211,379.66-475,402.24

Finding the Fourth Proportional to 877,810.24, 1,211,379.66 and 475,402.24

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Solution

The fourth proportional to 877,810.24, 1,211,379.66 and 475,402.24 is: 656,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,810.24 : 1,211,379.66 = 475,402.24 : x
  2. Step 2: Convert to fraction form
    877,810.24/1,211,379.66 = 475,402.24/x
  3. Step 3: Cross multiply
    877,810.24x = 1,211,379.66 × 475,402.24
  4. Step 4: Simplify right side
    877,810.24x = 575,892,603,854.44
  5. Step 5: Solve for x
    x = 575,892,603,854.44/877,810.24
  6. Step 6: Final answer
    x = 656,055.92

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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.