Home / 913,338.60-1,261,027.46-569,312.16

Finding the Fourth Proportional to 913,338.60, 1,261,027.46 and 569,312.16

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Solution

The fourth proportional to 913,338.60, 1,261,027.46 and 569,312.16 is: 786,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,338.60 : 1,261,027.46 = 569,312.16 : x
  2. Step 2: Convert to fraction form
    913,338.60/1,261,027.46 = 569,312.16/x
  3. Step 3: Cross multiply
    913,338.60x = 1,261,027.46 × 569,312.16
  4. Step 4: Simplify right side
    913,338.60x = 717,918,267,071.91
  5. Step 5: Solve for x
    x = 717,918,267,071.91/913,338.60
  6. Step 6: Final answer
    x = 786,037.37

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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.