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Finding the Fourth Proportional to 531,060.64, 732,834.72 and 301,612.24

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Solution

The fourth proportional to 531,060.64, 732,834.72 and 301,612.24 is: 416,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,060.64 : 732,834.72 = 301,612.24 : x
  2. Step 2: Convert to fraction form
    531,060.64/732,834.72 = 301,612.24/x
  3. Step 3: Cross multiply
    531,060.64x = 732,834.72 × 301,612.24
  4. Step 4: Simplify right side
    531,060.64x = 221,031,921,448.97
  5. Step 5: Solve for x
    x = 221,031,921,448.97/531,060.64
  6. Step 6: Final answer
    x = 416,208.44

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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.