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Finding the Fourth Proportional to 602,200.24, 828,950.16 and 520,490.96

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Solution

The fourth proportional to 602,200.24, 828,950.16 and 520,490.96 is: 716,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,200.24 : 828,950.16 = 520,490.96 : x
  2. Step 2: Convert to fraction form
    602,200.24/828,950.16 = 520,490.96/x
  3. Step 3: Cross multiply
    602,200.24x = 828,950.16 × 520,490.96
  4. Step 4: Simplify right side
    602,200.24x = 431,461,064,570.55
  5. Step 5: Solve for x
    x = 431,461,064,570.55/602,200.24
  6. Step 6: Final answer
    x = 716,474.41

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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.