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Finding the Fourth Proportional to 584,595.90, 876,893.85 and 163,943.10

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Solution

The fourth proportional to 584,595.90, 876,893.85 and 163,943.10 is: 245,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,595.90 : 876,893.85 = 163,943.10 : x
  2. Step 2: Convert to fraction form
    584,595.90/876,893.85 = 163,943.10/x
  3. Step 3: Cross multiply
    584,595.90x = 876,893.85 × 163,943.10
  4. Step 4: Simplify right side
    584,595.90x = 143,760,696,139.94
  5. Step 5: Solve for x
    x = 143,760,696,139.94/584,595.90
  6. Step 6: Final answer
    x = 245,914.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.