Home / 627,444.27-865,998.81-372,746.25

Finding the Fourth Proportional to 627,444.27, 865,998.81 and 372,746.25

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Solution

The fourth proportional to 627,444.27, 865,998.81 and 372,746.25 is: 514,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,444.27 : 865,998.81 = 372,746.25 : x
  2. Step 2: Convert to fraction form
    627,444.27/865,998.81 = 372,746.25/x
  3. Step 3: Cross multiply
    627,444.27x = 865,998.81 × 372,746.25
  4. Step 4: Simplify right side
    627,444.27x = 322,797,808,931.96
  5. Step 5: Solve for x
    x = 322,797,808,931.96/627,444.27
  6. Step 6: Final answer
    x = 514,464.51

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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.