Home / 784,736.88-1,083,262.32-530,432.52

Finding the Fourth Proportional to 784,736.88, 1,083,262.32 and 530,432.52

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Solution

The fourth proportional to 784,736.88, 1,083,262.32 and 530,432.52 is: 732,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,736.88 : 1,083,262.32 = 530,432.52 : x
  2. Step 2: Convert to fraction form
    784,736.88/1,083,262.32 = 530,432.52/x
  3. Step 3: Cross multiply
    784,736.88x = 1,083,262.32 × 530,432.52
  4. Step 4: Simplify right side
    784,736.88x = 574,597,562,218.65
  5. Step 5: Solve for x
    x = 574,597,562,218.65/784,736.88
  6. Step 6: Final answer
    x = 732,216.84

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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.