Home / 836,699.60-1,154,601.10-474,127.76

Finding the Fourth Proportional to 836,699.60, 1,154,601.10 and 474,127.76

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Solution

The fourth proportional to 836,699.60, 1,154,601.10 and 474,127.76 is: 654,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,699.60 : 1,154,601.10 = 474,127.76 : x
  2. Step 2: Convert to fraction form
    836,699.60/1,154,601.10 = 474,127.76/x
  3. Step 3: Cross multiply
    836,699.60x = 1,154,601.10 × 474,127.76
  4. Step 4: Simplify right side
    836,699.60x = 547,428,433,236.54
  5. Step 5: Solve for x
    x = 547,428,433,236.54/836,699.60
  6. Step 6: Final answer
    x = 654,271.18

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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.