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Finding the Fourth Proportional to 547,875.83, 817,801.65 and 483,162.35

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Solution

The fourth proportional to 547,875.83, 817,801.65 and 483,162.35 is: 721,205.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,875.83 : 817,801.65 = 483,162.35 : x
  2. Step 2: Convert to fraction form
    547,875.83/817,801.65 = 483,162.35/x
  3. Step 3: Cross multiply
    547,875.83x = 817,801.65 × 483,162.35
  4. Step 4: Simplify right side
    547,875.83x = 395,130,962,958.87
  5. Step 5: Solve for x
    x = 395,130,962,958.87/547,875.83
  6. Step 6: Final answer
    x = 721,205.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.