Home / 434,531.20-651,764.40-181,746.40

Finding the Fourth Proportional to 434,531.20, 651,764.40 and 181,746.40

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Solution

The fourth proportional to 434,531.20, 651,764.40 and 181,746.40 is: 272,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,531.20 : 651,764.40 = 181,746.40 : x
  2. Step 2: Convert to fraction form
    434,531.20/651,764.40 = 181,746.40/x
  3. Step 3: Cross multiply
    434,531.20x = 651,764.40 × 181,746.40
  4. Step 4: Simplify right side
    434,531.20x = 118,455,833,348.16
  5. Step 5: Solve for x
    x = 118,455,833,348.16/434,531.20
  6. Step 6: Final answer
    x = 272,606.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.