Home / 291,254.29-436,931.24-133,496.26

Finding the Fourth Proportional to 291,254.29, 436,931.24 and 133,496.26

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Solution

The fourth proportional to 291,254.29, 436,931.24 and 133,496.26 is: 200,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,254.29 : 436,931.24 = 133,496.26 : x
  2. Step 2: Convert to fraction form
    291,254.29/436,931.24 = 133,496.26/x
  3. Step 3: Cross multiply
    291,254.29x = 436,931.24 × 133,496.26
  4. Step 4: Simplify right side
    291,254.29x = 58,328,686,417.16
  5. Step 5: Solve for x
    x = 58,328,686,417.16/291,254.29
  6. Step 6: Final answer
    x = 200,267.22

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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.