Home / 835,408.02-1,152,864.12-453,434.94

Finding the Fourth Proportional to 835,408.02, 1,152,864.12 and 453,434.94

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Solution

The fourth proportional to 835,408.02, 1,152,864.12 and 453,434.94 is: 625,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,408.02 : 1,152,864.12 = 453,434.94 : x
  2. Step 2: Convert to fraction form
    835,408.02/1,152,864.12 = 453,434.94/x
  3. Step 3: Cross multiply
    835,408.02x = 1,152,864.12 × 453,434.94
  4. Step 4: Simplify right side
    835,408.02x = 522,748,873,080.35
  5. Step 5: Solve for x
    x = 522,748,873,080.35/835,408.02
  6. Step 6: Final answer
    x = 625,740.79

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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.