Home / 882,881.60-1,323,400.80-482,907.20

Finding the Fourth Proportional to 882,881.60, 1,323,400.80 and 482,907.20

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Solution

The fourth proportional to 882,881.60, 1,323,400.80 and 482,907.20 is: 723,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,881.60 : 1,323,400.80 = 482,907.20 : x
  2. Step 2: Convert to fraction form
    882,881.60/1,323,400.80 = 482,907.20/x
  3. Step 3: Cross multiply
    882,881.60x = 1,323,400.80 × 482,907.20
  4. Step 4: Simplify right side
    882,881.60x = 639,079,774,805.76
  5. Step 5: Solve for x
    x = 639,079,774,805.76/882,881.60
  6. Step 6: Final answer
    x = 723,856.72

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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.