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Finding the Fourth Proportional to 529,637.40, 794,456.10 and 193,058.10

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Solution

The fourth proportional to 529,637.40, 794,456.10 and 193,058.10 is: 289,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,637.40 : 794,456.10 = 193,058.10 : x
  2. Step 2: Convert to fraction form
    529,637.40/794,456.10 = 193,058.10/x
  3. Step 3: Cross multiply
    529,637.40x = 794,456.10 × 193,058.10
  4. Step 4: Simplify right side
    529,637.40x = 153,376,185,199.41
  5. Step 5: Solve for x
    x = 153,376,185,199.41/529,637.40
  6. Step 6: Final answer
    x = 289,587.15

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Similar ratio
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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.