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Finding the Fourth Proportional to 462,460.92, 693,354.96 and 312,329.04

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Solution

The fourth proportional to 462,460.92, 693,354.96 and 312,329.04 is: 468,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,460.92 : 693,354.96 = 312,329.04 : x
  2. Step 2: Convert to fraction form
    462,460.92/693,354.96 = 312,329.04/x
  3. Step 3: Cross multiply
    462,460.92x = 693,354.96 × 312,329.04
  4. Step 4: Simplify right side
    462,460.92x = 216,554,889,036.04
  5. Step 5: Solve for x
    x = 216,554,889,036.04/462,460.92
  6. Step 6: Final answer
    x = 468,266.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.