Home / 423,577.78-584,534.70-242,292.74

Finding the Fourth Proportional to 423,577.78, 584,534.70 and 242,292.74

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Solution

The fourth proportional to 423,577.78, 584,534.70 and 242,292.74 is: 334,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,577.78 : 584,534.70 = 242,292.74 : x
  2. Step 2: Convert to fraction form
    423,577.78/584,534.70 = 242,292.74/x
  3. Step 3: Cross multiply
    423,577.78x = 584,534.70 × 242,292.74
  4. Step 4: Simplify right side
    423,577.78x = 141,628,511,165.40
  5. Step 5: Solve for x
    x = 141,628,511,165.40/423,577.78
  6. Step 6: Final answer
    x = 334,362.47

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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.