Home / 584,865.60-878,335.20-452,068.80

Finding the Fourth Proportional to 584,865.60, 878,335.20 and 452,068.80

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Solution

The fourth proportional to 584,865.60, 878,335.20 and 452,068.80 is: 678,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,865.60 : 878,335.20 = 452,068.80 : x
  2. Step 2: Convert to fraction form
    584,865.60/878,335.20 = 452,068.80/x
  3. Step 3: Cross multiply
    584,865.60x = 878,335.20 × 452,068.80
  4. Step 4: Simplify right side
    584,865.60x = 397,067,939,861.76
  5. Step 5: Solve for x
    x = 397,067,939,861.76/584,865.60
  6. Step 6: Final answer
    x = 678,904.59

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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.