Home / 804,545.22-1,110,117.78-546,626.64

Finding the Fourth Proportional to 804,545.22, 1,110,117.78 and 546,626.64

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Solution

The fourth proportional to 804,545.22, 1,110,117.78 and 546,626.64 is: 754,239.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,545.22 : 1,110,117.78 = 546,626.64 : x
  2. Step 2: Convert to fraction form
    804,545.22/1,110,117.78 = 546,626.64/x
  3. Step 3: Cross multiply
    804,545.22x = 1,110,117.78 × 546,626.64
  4. Step 4: Simplify right side
    804,545.22x = 606,819,952,085.66
  5. Step 5: Solve for x
    x = 606,819,952,085.66/804,545.22
  6. Step 6: Final answer
    x = 754,239.71

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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.