Home / 936,176.67-1,291,911.15-522,719.83

Finding the Fourth Proportional to 936,176.67, 1,291,911.15 and 522,719.83

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Solution

The fourth proportional to 936,176.67, 1,291,911.15 and 522,719.83 is: 721,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,176.67 : 1,291,911.15 = 522,719.83 : x
  2. Step 2: Convert to fraction form
    936,176.67/1,291,911.15 = 522,719.83/x
  3. Step 3: Cross multiply
    936,176.67x = 1,291,911.15 × 522,719.83
  4. Step 4: Simplify right side
    936,176.67x = 675,307,580,278.19
  5. Step 5: Solve for x
    x = 675,307,580,278.19/936,176.67
  6. Step 6: Final answer
    x = 721,346.30

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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.