Home / 964,674.13-1,331,242.81-534,955.36

Finding the Fourth Proportional to 964,674.13, 1,331,242.81 and 534,955.36

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Solution

The fourth proportional to 964,674.13, 1,331,242.81 and 534,955.36 is: 738,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,674.13 : 1,331,242.81 = 534,955.36 : x
  2. Step 2: Convert to fraction form
    964,674.13/1,331,242.81 = 534,955.36/x
  3. Step 3: Cross multiply
    964,674.13x = 1,331,242.81 × 534,955.36
  4. Step 4: Simplify right side
    964,674.13x = 712,155,476,670.96
  5. Step 5: Solve for x
    x = 712,155,476,670.96/964,674.13
  6. Step 6: Final answer
    x = 738,234.24

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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.