Home / 966,078.86-1,333,136.79-536,331.31

Finding the Fourth Proportional to 966,078.86, 1,333,136.79 and 536,331.31

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Solution

The fourth proportional to 966,078.86, 1,333,136.79 and 536,331.31 is: 740,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,078.86 : 1,333,136.79 = 536,331.31 : x
  2. Step 2: Convert to fraction form
    966,078.86/1,333,136.79 = 536,331.31/x
  3. Step 3: Cross multiply
    966,078.86x = 1,333,136.79 × 536,331.31
  4. Step 4: Simplify right side
    966,078.86x = 715,002,998,308.24
  5. Step 5: Solve for x
    x = 715,002,998,308.24/966,078.86
  6. Step 6: Final answer
    x = 740,108.32

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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.