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Finding the Fourth Proportional to 1,506,903, 2,079,526.98 and 827,883.24

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Solution

The fourth proportional to 1,506,903, 2,079,526.98 and 827,883.24 is: 1,142,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,903 : 2,079,526.98 = 827,883.24 : x
  2. Step 2: Convert to fraction form
    1,506,903/2,079,526.98 = 827,883.24/x
  3. Step 3: Cross multiply
    1,506,903x = 2,079,526.98 × 827,883.24
  4. Step 4: Simplify right side
    1,506,903x = 1,721,605,533,869.82
  5. Step 5: Solve for x
    x = 1,721,605,533,869.82/1,506,903
  6. Step 6: Final answer
    x = 1,142,479.33

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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.