Home / 434,339.16-599,412.54-243,414.06

Finding the Fourth Proportional to 434,339.16, 599,412.54 and 243,414.06

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Solution

The fourth proportional to 434,339.16, 599,412.54 and 243,414.06 is: 335,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,339.16 : 599,412.54 = 243,414.06 : x
  2. Step 2: Convert to fraction form
    434,339.16/599,412.54 = 243,414.06/x
  3. Step 3: Cross multiply
    434,339.16x = 599,412.54 × 243,414.06
  4. Step 4: Simplify right side
    434,339.16x = 145,905,439,976.31
  5. Step 5: Solve for x
    x = 145,905,439,976.31/434,339.16
  6. Step 6: Final answer
    x = 335,925.13

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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.