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Finding the Fourth Proportional to 594,293.90, 819,999.45 and 352,655.10

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Solution

The fourth proportional to 594,293.90, 819,999.45 and 352,655.10 is: 486,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,293.90 : 819,999.45 = 352,655.10 : x
  2. Step 2: Convert to fraction form
    594,293.90/819,999.45 = 352,655.10/x
  3. Step 3: Cross multiply
    594,293.90x = 819,999.45 × 352,655.10
  4. Step 4: Simplify right side
    594,293.90x = 289,176,988,039.70
  5. Step 5: Solve for x
    x = 289,176,988,039.70/594,293.90
  6. Step 6: Final answer
    x = 486,589.20

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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.