Home / 916,035.57-1,374,062.16-347,263.70

Finding the Fourth Proportional to 916,035.57, 1,374,062.16 and 347,263.70

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Solution

The fourth proportional to 916,035.57, 1,374,062.16 and 347,263.70 is: 520,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,035.57 : 1,374,062.16 = 347,263.70 : x
  2. Step 2: Convert to fraction form
    916,035.57/1,374,062.16 = 347,263.70/x
  3. Step 3: Cross multiply
    916,035.57x = 1,374,062.16 × 347,263.70
  4. Step 4: Simplify right side
    916,035.57x = 477,161,902,841.28
  5. Step 5: Solve for x
    x = 477,161,902,841.28/916,035.57
  6. Step 6: Final answer
    x = 520,898.88

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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.