Home / 961,182.32-1,326,338.08-531,403.60

Finding the Fourth Proportional to 961,182.32, 1,326,338.08 and 531,403.60

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Solution

The fourth proportional to 961,182.32, 1,326,338.08 and 531,403.60 is: 733,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,182.32 : 1,326,338.08 = 531,403.60 : x
  2. Step 2: Convert to fraction form
    961,182.32/1,326,338.08 = 531,403.60/x
  3. Step 3: Cross multiply
    961,182.32x = 1,326,338.08 × 531,403.60
  4. Step 4: Simplify right side
    961,182.32x = 704,820,830,529.09
  5. Step 5: Solve for x
    x = 704,820,830,529.09/961,182.32
  6. Step 6: Final answer
    x = 733,285.26

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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.