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Finding the Fourth Proportional to 584,735.20, 877,102.80 and 141,503.20

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Solution

The fourth proportional to 584,735.20, 877,102.80 and 141,503.20 is: 212,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,735.20 : 877,102.80 = 141,503.20 : x
  2. Step 2: Convert to fraction form
    584,735.20/877,102.80 = 141,503.20/x
  3. Step 3: Cross multiply
    584,735.20x = 877,102.80 × 141,503.20
  4. Step 4: Simplify right side
    584,735.20x = 124,112,852,928.96
  5. Step 5: Solve for x
    x = 124,112,852,928.96/584,735.20
  6. Step 6: Final answer
    x = 212,254.80

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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.