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Finding the Fourth Proportional to 583,597.87, 805,426.99 and 342,083.36

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Solution

The fourth proportional to 583,597.87, 805,426.99 and 342,083.36 is: 472,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,597.87 : 805,426.99 = 342,083.36 : x
  2. Step 2: Convert to fraction form
    583,597.87/805,426.99 = 342,083.36/x
  3. Step 3: Cross multiply
    583,597.87x = 805,426.99 × 342,083.36
  4. Step 4: Simplify right side
    583,597.87x = 275,523,172,132.25
  5. Step 5: Solve for x
    x = 275,523,172,132.25/583,597.87
  6. Step 6: Final answer
    x = 472,111.34

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1.5x scale

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.