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Finding the Fourth Proportional to 583,000.04, 804,519.06 and 328,374.92

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Solution

The fourth proportional to 583,000.04, 804,519.06 and 328,374.92 is: 453,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,000.04 : 804,519.06 = 328,374.92 : x
  2. Step 2: Convert to fraction form
    583,000.04/804,519.06 = 328,374.92/x
  3. Step 3: Cross multiply
    583,000.04x = 804,519.06 × 328,374.92
  4. Step 4: Simplify right side
    583,000.04x = 264,183,881,965.98
  5. Step 5: Solve for x
    x = 264,183,881,965.98/583,000.04
  6. Step 6: Final answer
    x = 453,145.56

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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.