Home / 521,258.69-719,332.12-294,904.19

Finding the Fourth Proportional to 521,258.69, 719,332.12 and 294,904.19

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Solution

The fourth proportional to 521,258.69, 719,332.12 and 294,904.19 is: 406,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,258.69 : 719,332.12 = 294,904.19 : x
  2. Step 2: Convert to fraction form
    521,258.69/719,332.12 = 294,904.19/x
  3. Step 3: Cross multiply
    521,258.69x = 719,332.12 × 294,904.19
  4. Step 4: Simplify right side
    521,258.69x = 212,134,056,189.58
  5. Step 5: Solve for x
    x = 212,134,056,189.58/521,258.69
  6. Step 6: Final answer
    x = 406,965.03

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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.