Home / 632,384.96-872,719.20-364,199.36

Finding the Fourth Proportional to 632,384.96, 872,719.20 and 364,199.36

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Solution

The fourth proportional to 632,384.96, 872,719.20 and 364,199.36 is: 502,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,384.96 : 872,719.20 = 364,199.36 : x
  2. Step 2: Convert to fraction form
    632,384.96/872,719.20 = 364,199.36/x
  3. Step 3: Cross multiply
    632,384.96x = 872,719.20 × 364,199.36
  4. Step 4: Simplify right side
    632,384.96x = 317,843,774,099.71
  5. Step 5: Solve for x
    x = 317,843,774,099.71/632,384.96
  6. Step 6: Final answer
    x = 502,611.22

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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.