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Finding the Fourth Proportional to 583,993.70, 875,570.01 and 358,889.13

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Solution

The fourth proportional to 583,993.70, 875,570.01 and 358,889.13 is: 538,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,993.70 : 875,570.01 = 358,889.13 : x
  2. Step 2: Convert to fraction form
    583,993.70/875,570.01 = 358,889.13/x
  3. Step 3: Cross multiply
    583,993.70x = 875,570.01 × 358,889.13
  4. Step 4: Simplify right side
    583,993.70x = 314,232,557,797.16
  5. Step 5: Solve for x
    x = 314,232,557,797.16/583,993.70
  6. Step 6: Final answer
    x = 538,075.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.