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Finding the Fourth Proportional to 1,036,883, 1,430,898.56 and 559,955

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Solution

The fourth proportional to 1,036,883, 1,430,898.56 and 559,955 is: 772,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,883 : 1,430,898.56 = 559,955 : x
  2. Step 2: Convert to fraction form
    1,036,883/1,430,898.56 = 559,955/x
  3. Step 3: Cross multiply
    1,036,883x = 1,430,898.56 × 559,955
  4. Step 4: Simplify right side
    1,036,883x = 801,238,803,164.80
  5. Step 5: Solve for x
    x = 801,238,803,164.80/1,036,883
  6. Step 6: Final answer
    x = 772,737.91

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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.