Home / 517,746.31-776,276.83-247,914.25

Finding the Fourth Proportional to 517,746.31, 776,276.83 and 247,914.25

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Solution

The fourth proportional to 517,746.31, 776,276.83 and 247,914.25 is: 371,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,746.31 : 776,276.83 = 247,914.25 : x
  2. Step 2: Convert to fraction form
    517,746.31/776,276.83 = 247,914.25/x
  3. Step 3: Cross multiply
    517,746.31x = 776,276.83 × 247,914.25
  4. Step 4: Simplify right side
    517,746.31x = 192,450,088,101.83
  5. Step 5: Solve for x
    x = 192,450,088,101.83/517,746.31
  6. Step 6: Final answer
    x = 371,707.31

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1.5x scale

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.