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Finding the Fourth Proportional to 979,683, 1,352,600.12 and 597,931.08

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Solution

The fourth proportional to 979,683, 1,352,600.12 and 597,931.08 is: 825,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,683 : 1,352,600.12 = 597,931.08 : x
  2. Step 2: Convert to fraction form
    979,683/1,352,600.12 = 597,931.08/x
  3. Step 3: Cross multiply
    979,683x = 1,352,600.12 × 597,931.08
  4. Step 4: Simplify right side
    979,683x = 808,761,650,559.73
  5. Step 5: Solve for x
    x = 808,761,650,559.73/979,683
  6. Step 6: Final answer
    x = 825,534.03

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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.