Home / 961,005.16-1,326,214.80-531,312.97

Finding the Fourth Proportional to 961,005.16, 1,326,214.80 and 531,312.97

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Solution

The fourth proportional to 961,005.16, 1,326,214.80 and 531,312.97 is: 733,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,005.16 : 1,326,214.80 = 531,312.97 : x
  2. Step 2: Convert to fraction form
    961,005.16/1,326,214.80 = 531,312.97/x
  3. Step 3: Cross multiply
    961,005.16x = 1,326,214.80 × 531,312.97
  4. Step 4: Simplify right side
    961,005.16x = 704,635,114,958.32
  5. Step 5: Solve for x
    x = 704,635,114,958.32/961,005.16
  6. Step 6: Final answer
    x = 733,227.20

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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.