Home / 531,253.53-733,108.52-289,530.90

Finding the Fourth Proportional to 531,253.53, 733,108.52 and 289,530.90

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Solution

The fourth proportional to 531,253.53, 733,108.52 and 289,530.90 is: 399,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,253.53 : 733,108.52 = 289,530.90 : x
  2. Step 2: Convert to fraction form
    531,253.53/733,108.52 = 289,530.90/x
  3. Step 3: Cross multiply
    531,253.53x = 733,108.52 × 289,530.90
  4. Step 4: Simplify right side
    531,253.53x = 212,257,570,317.10
  5. Step 5: Solve for x
    x = 212,257,570,317.10/531,253.53
  6. Step 6: Final answer
    x = 399,541.01

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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.