Home / 531,224.46-733,068.36-289,501.86

Finding the Fourth Proportional to 531,224.46, 733,068.36 and 289,501.86

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Solution

The fourth proportional to 531,224.46, 733,068.36 and 289,501.86 is: 399,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,224.46 : 733,068.36 = 289,501.86 : x
  2. Step 2: Convert to fraction form
    531,224.46/733,068.36 = 289,501.86/x
  3. Step 3: Cross multiply
    531,224.46x = 733,068.36 × 289,501.86
  4. Step 4: Simplify right side
    531,224.46x = 212,224,653,727.15
  5. Step 5: Solve for x
    x = 212,224,653,727.15/531,224.46
  6. Step 6: Final answer
    x = 399,500.91

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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.