Home / 876,191.52-1,209,145.60-473,783.52

Finding the Fourth Proportional to 876,191.52, 1,209,145.60 and 473,783.52

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Solution

The fourth proportional to 876,191.52, 1,209,145.60 and 473,783.52 is: 653,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,191.52 : 1,209,145.60 = 473,783.52 : x
  2. Step 2: Convert to fraction form
    876,191.52/1,209,145.60 = 473,783.52/x
  3. Step 3: Cross multiply
    876,191.52x = 1,209,145.60 × 473,783.52
  4. Step 4: Simplify right side
    876,191.52x = 572,873,258,560.51
  5. Step 5: Solve for x
    x = 572,873,258,560.51/876,191.52
  6. Step 6: Final answer
    x = 653,821.96

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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.