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Finding the Fourth Proportional to 590,357.64, 880,931.94 and 526,740.60

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Solution

The fourth proportional to 590,357.64, 880,931.94 and 526,740.60 is: 786,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,357.64 : 880,931.94 = 526,740.60 : x
  2. Step 2: Convert to fraction form
    590,357.64/880,931.94 = 526,740.60/x
  3. Step 3: Cross multiply
    590,357.64x = 880,931.94 × 526,740.60
  4. Step 4: Simplify right side
    590,357.64x = 464,022,618,634.76
  5. Step 5: Solve for x
    x = 464,022,618,634.76/590,357.64
  6. Step 6: Final answer
    x = 786,002.56

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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.