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Finding the Fourth Proportional to 536,275.98, 740,541.21 and 400,073.37

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Solution

The fourth proportional to 536,275.98, 740,541.21 and 400,073.37 is: 552,459.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,275.98 : 740,541.21 = 400,073.37 : x
  2. Step 2: Convert to fraction form
    536,275.98/740,541.21 = 400,073.37/x
  3. Step 3: Cross multiply
    536,275.98x = 740,541.21 × 400,073.37
  4. Step 4: Simplify right side
    536,275.98x = 296,270,817,508.58
  5. Step 5: Solve for x
    x = 296,270,817,508.58/536,275.98
  6. Step 6: Final answer
    x = 552,459.61

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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.