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Finding the Fourth Proportional to 530,960.36, 732,724.98 and 292,496.36

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Solution

The fourth proportional to 530,960.36, 732,724.98 and 292,496.36 is: 403,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,960.36 : 732,724.98 = 292,496.36 : x
  2. Step 2: Convert to fraction form
    530,960.36/732,724.98 = 292,496.36/x
  3. Step 3: Cross multiply
    530,960.36x = 732,724.98 × 292,496.36
  4. Step 4: Simplify right side
    530,960.36x = 214,319,389,531.07
  5. Step 5: Solve for x
    x = 214,319,389,531.07/530,960.36
  6. Step 6: Final answer
    x = 403,644.80

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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.