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Finding the Fourth Proportional to 685,799.29, 948,208.14 and 600,671.53

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Solution

The fourth proportional to 685,799.29, 948,208.14 and 600,671.53 is: 830,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,799.29 : 948,208.14 = 600,671.53 : x
  2. Step 2: Convert to fraction form
    685,799.29/948,208.14 = 600,671.53/x
  3. Step 3: Cross multiply
    685,799.29x = 948,208.14 × 600,671.53
  4. Step 4: Simplify right side
    685,799.29x = 569,561,634,212.25
  5. Step 5: Solve for x
    x = 569,561,634,212.25/685,799.29
  6. Step 6: Final answer
    x = 830,507.76

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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.