Home / 963,615.21-1,329,733.44-533,869.71

Finding the Fourth Proportional to 963,615.21, 1,329,733.44 and 533,869.71

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Solution

The fourth proportional to 963,615.21, 1,329,733.44 and 533,869.71 is: 736,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,615.21 : 1,329,733.44 = 533,869.71 : x
  2. Step 2: Convert to fraction form
    963,615.21/1,329,733.44 = 533,869.71/x
  3. Step 3: Cross multiply
    963,615.21x = 1,329,733.44 × 533,869.71
  4. Step 4: Simplify right side
    963,615.21x = 709,904,405,990.10
  5. Step 5: Solve for x
    x = 709,904,405,990.10/963,615.21
  6. Step 6: Final answer
    x = 736,709.42

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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.