Home / 671,130.03-926,159.60-369,324.03

Finding the Fourth Proportional to 671,130.03, 926,159.60 and 369,324.03

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Solution

The fourth proportional to 671,130.03, 926,159.60 and 369,324.03 is: 509,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,130.03 : 926,159.60 = 369,324.03 : x
  2. Step 2: Convert to fraction form
    671,130.03/926,159.60 = 369,324.03/x
  3. Step 3: Cross multiply
    671,130.03x = 926,159.60 × 369,324.03
  4. Step 4: Simplify right side
    671,130.03x = 342,052,995,895.19
  5. Step 5: Solve for x
    x = 342,052,995,895.19/671,130.03
  6. Step 6: Final answer
    x = 509,667.25

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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.