Home / 893,903.52-1,233,586.72-491,495.52

Finding the Fourth Proportional to 893,903.52, 1,233,586.72 and 491,495.52

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Solution

The fourth proportional to 893,903.52, 1,233,586.72 and 491,495.52 is: 678,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,903.52 : 1,233,586.72 = 491,495.52 : x
  2. Step 2: Convert to fraction form
    893,903.52/1,233,586.72 = 491,495.52/x
  3. Step 3: Cross multiply
    893,903.52x = 1,233,586.72 × 491,495.52
  4. Step 4: Simplify right side
    893,903.52x = 606,302,346,411.49
  5. Step 5: Solve for x
    x = 606,302,346,411.49/893,903.52
  6. Step 6: Final answer
    x = 678,263.74

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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.