Home / 950,784.48-1,312,084.44-521,080.56

Finding the Fourth Proportional to 950,784.48, 1,312,084.44 and 521,080.56

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Solution

The fourth proportional to 950,784.48, 1,312,084.44 and 521,080.56 is: 719,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,784.48 : 1,312,084.44 = 521,080.56 : x
  2. Step 2: Convert to fraction form
    950,784.48/1,312,084.44 = 521,080.56/x
  3. Step 3: Cross multiply
    950,784.48x = 1,312,084.44 × 521,080.56
  4. Step 4: Simplify right side
    950,784.48x = 683,701,694,762.49
  5. Step 5: Solve for x
    x = 683,701,694,762.49/950,784.48
  6. Step 6: Final answer
    x = 719,092.19

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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.