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Finding the Fourth Proportional to 586,277.36, 809,054.81 and 328,154.24

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Solution

The fourth proportional to 586,277.36, 809,054.81 and 328,154.24 is: 452,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,277.36 : 809,054.81 = 328,154.24 : x
  2. Step 2: Convert to fraction form
    586,277.36/809,054.81 = 328,154.24/x
  3. Step 3: Cross multiply
    586,277.36x = 809,054.81 × 328,154.24
  4. Step 4: Simplify right side
    586,277.36x = 265,494,763,069.01
  5. Step 5: Solve for x
    x = 265,494,763,069.01/586,277.36
  6. Step 6: Final answer
    x = 452,848.40

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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.