Home / 896,214.12-1,236,386.88-533,434.56

Finding the Fourth Proportional to 896,214.12, 1,236,386.88 and 533,434.56

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Solution

The fourth proportional to 896,214.12, 1,236,386.88 and 533,434.56 is: 735,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,214.12 : 1,236,386.88 = 533,434.56 : x
  2. Step 2: Convert to fraction form
    896,214.12/1,236,386.88 = 533,434.56/x
  3. Step 3: Cross multiply
    896,214.12x = 1,236,386.88 × 533,434.56
  4. Step 4: Simplify right side
    896,214.12x = 659,531,491,322.57
  5. Step 5: Solve for x
    x = 659,531,491,322.57/896,214.12
  6. Step 6: Final answer
    x = 735,908.39

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Double scale
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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.