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Finding the Fourth Proportional to 591,712.94, 887,775.47 and 186,966.90

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Solution

The fourth proportional to 591,712.94, 887,775.47 and 186,966.90 is: 280,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,712.94 : 887,775.47 = 186,966.90 : x
  2. Step 2: Convert to fraction form
    591,712.94/887,775.47 = 186,966.90/x
  3. Step 3: Cross multiply
    591,712.94x = 887,775.47 × 186,966.90
  4. Step 4: Simplify right side
    591,712.94x = 165,984,626,587.11
  5. Step 5: Solve for x
    x = 165,984,626,587.11/591,712.94
  6. Step 6: Final answer
    x = 280,515.46

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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.