Home / 434,016.40-598,677.60-286,841.02

Finding the Fourth Proportional to 434,016.40, 598,677.60 and 286,841.02

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Solution

The fourth proportional to 434,016.40, 598,677.60 and 286,841.02 is: 395,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,016.40 : 598,677.60 = 286,841.02 : x
  2. Step 2: Convert to fraction form
    434,016.40/598,677.60 = 286,841.02/x
  3. Step 3: Cross multiply
    434,016.40x = 598,677.60 × 286,841.02
  4. Step 4: Simplify right side
    434,016.40x = 171,725,293,435.15
  5. Step 5: Solve for x
    x = 171,725,293,435.15/434,016.40
  6. Step 6: Final answer
    x = 395,665.45

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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.