Home / 664,063.80-990,916.39-592,494.46

Finding the Fourth Proportional to 664,063.80, 990,916.39 and 592,494.46

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Solution

The fourth proportional to 664,063.80, 990,916.39 and 592,494.46 is: 884,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,063.80 : 990,916.39 = 592,494.46 : x
  2. Step 2: Convert to fraction form
    664,063.80/990,916.39 = 592,494.46/x
  3. Step 3: Cross multiply
    664,063.80x = 990,916.39 × 592,494.46
  4. Step 4: Simplify right side
    664,063.80x = 587,112,471,398.20
  5. Step 5: Solve for x
    x = 587,112,471,398.20/664,063.80
  6. Step 6: Final answer
    x = 884,120.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.