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Finding the Fourth Proportional to 1,059,528, 1,462,148.64 and 582,600

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Solution

The fourth proportional to 1,059,528, 1,462,148.64 and 582,600 is: 803,988

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,528 : 1,462,148.64 = 582,600 : x
  2. Step 2: Convert to fraction form
    1,059,528/1,462,148.64 = 582,600/x
  3. Step 3: Cross multiply
    1,059,528x = 1,462,148.64 × 582,600
  4. Step 4: Simplify right side
    1,059,528x = 851,847,797,664
  5. Step 5: Solve for x
    x = 851,847,797,664/1,059,528
  6. Step 6: Final answer
    x = 803,988

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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.