Home / 829,178.48-1,144,252.88-466,602.12

Finding the Fourth Proportional to 829,178.48, 1,144,252.88 and 466,602.12

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Solution

The fourth proportional to 829,178.48, 1,144,252.88 and 466,602.12 is: 643,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,178.48 : 1,144,252.88 = 466,602.12 : x
  2. Step 2: Convert to fraction form
    829,178.48/1,144,252.88 = 466,602.12/x
  3. Step 3: Cross multiply
    829,178.48x = 1,144,252.88 × 466,602.12
  4. Step 4: Simplify right side
    829,178.48x = 533,910,819,624.11
  5. Step 5: Solve for x
    x = 533,910,819,624.11/829,178.48
  6. Step 6: Final answer
    x = 643,903.37

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Double scale
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Similar ratio
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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.