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Finding the Fourth Proportional to 584,595.54, 806,779.17 and 329,853.78

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Solution

The fourth proportional to 584,595.54, 806,779.17 and 329,853.78 is: 455,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,595.54 : 806,779.17 = 329,853.78 : x
  2. Step 2: Convert to fraction form
    584,595.54/806,779.17 = 329,853.78/x
  3. Step 3: Cross multiply
    584,595.54x = 806,779.17 × 329,853.78
  4. Step 4: Simplify right side
    584,595.54x = 266,119,158,849.76
  5. Step 5: Solve for x
    x = 266,119,158,849.76/584,595.54
  6. Step 6: Final answer
    x = 455,219.28

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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.