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Finding the Fourth Proportional to 601,276.64, 829,762.10 and 329,349.08

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Solution

The fourth proportional to 601,276.64, 829,762.10 and 329,349.08 is: 454,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,276.64 : 829,762.10 = 329,349.08 : x
  2. Step 2: Convert to fraction form
    601,276.64/829,762.10 = 329,349.08/x
  3. Step 3: Cross multiply
    601,276.64x = 829,762.10 × 329,349.08
  4. Step 4: Simplify right side
    601,276.64x = 273,281,384,253.87
  5. Step 5: Solve for x
    x = 273,281,384,253.87/601,276.64
  6. Step 6: Final answer
    x = 454,501.91

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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.