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Finding the Fourth Proportional to 535,455.98, 803,394.24 and 235,726.27

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Solution

The fourth proportional to 535,455.98, 803,394.24 and 235,726.27 is: 353,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,455.98 : 803,394.24 = 235,726.27 : x
  2. Step 2: Convert to fraction form
    535,455.98/803,394.24 = 235,726.27/x
  3. Step 3: Cross multiply
    535,455.98x = 803,394.24 × 235,726.27
  4. Step 4: Simplify right side
    535,455.98x = 189,381,124,642.23
  5. Step 5: Solve for x
    x = 189,381,124,642.23/535,455.98
  6. Step 6: Final answer
    x = 353,681.97

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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.