Home / 583,799.40-875,634.30-478,434.60

Finding the Fourth Proportional to 583,799.40, 875,634.30 and 478,434.60

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Solution

The fourth proportional to 583,799.40, 875,634.30 and 478,434.60 is: 717,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,799.40 : 875,634.30 = 478,434.60 : x
  2. Step 2: Convert to fraction form
    583,799.40/875,634.30 = 478,434.60/x
  3. Step 3: Cross multiply
    583,799.40x = 875,634.30 × 478,434.60
  4. Step 4: Simplify right side
    583,799.40x = 418,933,746,066.78
  5. Step 5: Solve for x
    x = 418,933,746,066.78/583,799.40
  6. Step 6: Final answer
    x = 717,598.80

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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.