Home / 867,543.76-1,197,225.19-475,111.22

Finding the Fourth Proportional to 867,543.76, 1,197,225.19 and 475,111.22

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Solution

The fourth proportional to 867,543.76, 1,197,225.19 and 475,111.22 is: 655,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,543.76 : 1,197,225.19 = 475,111.22 : x
  2. Step 2: Convert to fraction form
    867,543.76/1,197,225.19 = 475,111.22/x
  3. Step 3: Cross multiply
    867,543.76x = 1,197,225.19 × 475,111.22
  4. Step 4: Simplify right side
    867,543.76x = 568,815,115,243.40
  5. Step 5: Solve for x
    x = 568,815,115,243.40/867,543.76
  6. Step 6: Final answer
    x = 655,661.58

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Double scale
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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.