Home / 803,158.47-1,108,373.49-440,600.85

Finding the Fourth Proportional to 803,158.47, 1,108,373.49 and 440,600.85

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Solution

The fourth proportional to 803,158.47, 1,108,373.49 and 440,600.85 is: 608,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,158.47 : 1,108,373.49 = 440,600.85 : x
  2. Step 2: Convert to fraction form
    803,158.47/1,108,373.49 = 440,600.85/x
  3. Step 3: Cross multiply
    803,158.47x = 1,108,373.49 × 440,600.85
  4. Step 4: Simplify right side
    803,158.47x = 488,350,301,811.47
  5. Step 5: Solve for x
    x = 488,350,301,811.47/803,158.47
  6. Step 6: Final answer
    x = 608,037.29

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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.