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Finding the Fourth Proportional to 547,476.54, 820,601.64 and 358,301.04

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Solution

The fourth proportional to 547,476.54, 820,601.64 and 358,301.04 is: 537,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,476.54 : 820,601.64 = 358,301.04 : x
  2. Step 2: Convert to fraction form
    547,476.54/820,601.64 = 358,301.04/x
  3. Step 3: Cross multiply
    547,476.54x = 820,601.64 × 358,301.04
  4. Step 4: Simplify right side
    547,476.54x = 294,022,421,037.71
  5. Step 5: Solve for x
    x = 294,022,421,037.71/547,476.54
  6. Step 6: Final answer
    x = 537,050.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.