Home / 827,953.04-1,241,892.27-288,589.64

Finding the Fourth Proportional to 827,953.04, 1,241,892.27 and 288,589.64

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Solution

The fourth proportional to 827,953.04, 1,241,892.27 and 288,589.64 is: 432,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,953.04 : 1,241,892.27 = 288,589.64 : x
  2. Step 2: Convert to fraction form
    827,953.04/1,241,892.27 = 288,589.64/x
  3. Step 3: Cross multiply
    827,953.04x = 1,241,892.27 × 288,589.64
  4. Step 4: Simplify right side
    827,953.04x = 358,397,236,908.62
  5. Step 5: Solve for x
    x = 358,397,236,908.62/827,953.04
  6. Step 6: Final answer
    x = 432,871.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.