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Finding the Fourth Proportional to 594,328.19, 820,781.10 and 556,241.58

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Solution

The fourth proportional to 594,328.19, 820,781.10 and 556,241.58 is: 768,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,328.19 : 820,781.10 = 556,241.58 : x
  2. Step 2: Convert to fraction form
    594,328.19/820,781.10 = 556,241.58/x
  3. Step 3: Cross multiply
    594,328.19x = 820,781.10 × 556,241.58
  4. Step 4: Simplify right side
    594,328.19x = 456,552,575,898.14
  5. Step 5: Solve for x
    x = 456,552,575,898.14/594,328.19
  6. Step 6: Final answer
    x = 768,182.61

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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.