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Finding the Fourth Proportional to 702,526.53, 969,510.10 and 430,541.88

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Solution

The fourth proportional to 702,526.53, 969,510.10 and 430,541.88 is: 594,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,526.53 : 969,510.10 = 430,541.88 : x
  2. Step 2: Convert to fraction form
    702,526.53/969,510.10 = 430,541.88/x
  3. Step 3: Cross multiply
    702,526.53x = 969,510.10 × 430,541.88
  4. Step 4: Simplify right side
    702,526.53x = 417,414,701,132.99
  5. Step 5: Solve for x
    x = 417,414,701,132.99/702,526.53
  6. Step 6: Final answer
    x = 594,162.19

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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.