Home / 913,011.16-1,369,994.38-373,667.80

Finding the Fourth Proportional to 913,011.16, 1,369,994.38 and 373,667.80

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Solution

The fourth proportional to 913,011.16, 1,369,994.38 and 373,667.80 is: 560,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,011.16 : 1,369,994.38 = 373,667.80 : x
  2. Step 2: Convert to fraction form
    913,011.16/1,369,994.38 = 373,667.80/x
  3. Step 3: Cross multiply
    913,011.16x = 1,369,994.38 × 373,667.80
  4. Step 4: Simplify right side
    913,011.16x = 511,922,785,986.96
  5. Step 5: Solve for x
    x = 511,922,785,986.96/913,011.16
  6. Step 6: Final answer
    x = 560,697.18

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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.