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Finding the Fourth Proportional to 530,961.36, 732,726.36 and 292,497.36

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Solution

The fourth proportional to 530,961.36, 732,726.36 and 292,497.36 is: 403,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,961.36 : 732,726.36 = 292,497.36 : x
  2. Step 2: Convert to fraction form
    530,961.36/732,726.36 = 292,497.36/x
  3. Step 3: Cross multiply
    530,961.36x = 732,726.36 × 292,497.36
  4. Step 4: Simplify right side
    530,961.36x = 214,320,525,902.41
  5. Step 5: Solve for x
    x = 214,320,525,902.41/530,961.36
  6. Step 6: Final answer
    x = 403,646.18

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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.