Home / 583,348.89-805,199.38-338,395.55

Finding the Fourth Proportional to 583,348.89, 805,199.38 and 338,395.55

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Solution

The fourth proportional to 583,348.89, 805,199.38 and 338,395.55 is: 467,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,348.89 : 805,199.38 = 338,395.55 : x
  2. Step 2: Convert to fraction form
    583,348.89/805,199.38 = 338,395.55/x
  3. Step 3: Cross multiply
    583,348.89x = 805,199.38 × 338,395.55
  4. Step 4: Simplify right side
    583,348.89x = 272,475,887,054.76
  5. Step 5: Solve for x
    x = 272,475,887,054.76/583,348.89
  6. Step 6: Final answer
    x = 467,089.06

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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.