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Finding the Fourth Proportional to 584,777.05, 876,261.43 and 456,388.92

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Solution

The fourth proportional to 584,777.05, 876,261.43 and 456,388.92 is: 683,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,777.05 : 876,261.43 = 456,388.92 : x
  2. Step 2: Convert to fraction form
    584,777.05/876,261.43 = 456,388.92/x
  3. Step 3: Cross multiply
    584,777.05x = 876,261.43 × 456,388.92
  4. Step 4: Simplify right side
    584,777.05x = 399,916,005,832.71
  5. Step 5: Solve for x
    x = 399,916,005,832.71/584,777.05
  6. Step 6: Final answer
    x = 683,877.74

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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.