Home / 875,889.96-1,208,726.20-493,914.07

Finding the Fourth Proportional to 875,889.96, 1,208,726.20 and 493,914.07

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Solution

The fourth proportional to 875,889.96, 1,208,726.20 and 493,914.07 is: 681,600.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,889.96 : 1,208,726.20 = 493,914.07 : x
  2. Step 2: Convert to fraction form
    875,889.96/1,208,726.20 = 493,914.07/x
  3. Step 3: Cross multiply
    875,889.96x = 1,208,726.20 × 493,914.07
  4. Step 4: Simplify right side
    875,889.96x = 597,006,876,307.67
  5. Step 5: Solve for x
    x = 597,006,876,307.67/875,889.96
  6. Step 6: Final answer
    x = 681,600.32

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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.