Home / 531,303.39-733,192.23-289,585.22

Finding the Fourth Proportional to 531,303.39, 733,192.23 and 289,585.22

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Solution

The fourth proportional to 531,303.39, 733,192.23 and 289,585.22 is: 399,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,303.39 : 733,192.23 = 289,585.22 : x
  2. Step 2: Convert to fraction form
    531,303.39/733,192.23 = 289,585.22/x
  3. Step 3: Cross multiply
    531,303.39x = 733,192.23 × 289,585.22
  4. Step 4: Simplify right side
    531,303.39x = 212,321,633,226.84
  5. Step 5: Solve for x
    x = 212,321,633,226.84/531,303.39
  6. Step 6: Final answer
    x = 399,624.09

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Double scale
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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.