Home / 423,512.55-584,280.63-242,127.02

Finding the Fourth Proportional to 423,512.55, 584,280.63 and 242,127.02

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Solution

The fourth proportional to 423,512.55, 584,280.63 and 242,127.02 is: 334,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,512.55 : 584,280.63 = 242,127.02 : x
  2. Step 2: Convert to fraction form
    423,512.55/584,280.63 = 242,127.02/x
  3. Step 3: Cross multiply
    423,512.55x = 584,280.63 × 242,127.02
  4. Step 4: Simplify right side
    423,512.55x = 141,470,129,246.32
  5. Step 5: Solve for x
    x = 141,470,129,246.32/423,512.55
  6. Step 6: Final answer
    x = 334,039.99

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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.