Home / 598,083.40-897,125.10-545,595.40

Finding the Fourth Proportional to 598,083.40, 897,125.10 and 545,595.40

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Solution

The fourth proportional to 598,083.40, 897,125.10 and 545,595.40 is: 818,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,083.40 : 897,125.10 = 545,595.40 : x
  2. Step 2: Convert to fraction form
    598,083.40/897,125.10 = 545,595.40/x
  3. Step 3: Cross multiply
    598,083.40x = 897,125.10 × 545,595.40
  4. Step 4: Simplify right side
    598,083.40x = 489,467,327,784.54
  5. Step 5: Solve for x
    x = 489,467,327,784.54/598,083.40
  6. Step 6: Final answer
    x = 818,393.10

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Double scale
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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.