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Finding the Fourth Proportional to 566,499.93, 780,083.78 and 553,927.11

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Solution

The fourth proportional to 566,499.93, 780,083.78 and 553,927.11 is: 762,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,499.93 : 780,083.78 = 553,927.11 : x
  2. Step 2: Convert to fraction form
    566,499.93/780,083.78 = 553,927.11/x
  3. Step 3: Cross multiply
    566,499.93x = 780,083.78 × 553,927.11
  4. Step 4: Simplify right side
    566,499.93x = 432,109,551,043.64
  5. Step 5: Solve for x
    x = 432,109,551,043.64/566,499.93
  6. Step 6: Final answer
    x = 762,770.71

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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.