Home / 583,935.06-805,907.70-342,312.60

Finding the Fourth Proportional to 583,935.06, 805,907.70 and 342,312.60

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Solution

The fourth proportional to 583,935.06, 805,907.70 and 342,312.60 is: 472,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,935.06 : 805,907.70 = 342,312.60 : x
  2. Step 2: Convert to fraction form
    583,935.06/805,907.70 = 342,312.60/x
  3. Step 3: Cross multiply
    583,935.06x = 805,907.70 × 342,312.60
  4. Step 4: Simplify right side
    583,935.06x = 275,872,360,147.02
  5. Step 5: Solve for x
    x = 275,872,360,147.02/583,935.06
  6. Step 6: Final answer
    x = 472,436.71

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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.