Home / 583,921.85-805,810.75-329,271.35

Finding the Fourth Proportional to 583,921.85, 805,810.75 and 329,271.35

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Solution

The fourth proportional to 583,921.85, 805,810.75 and 329,271.35 is: 454,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,921.85 : 805,810.75 = 329,271.35 : x
  2. Step 2: Convert to fraction form
    583,921.85/805,810.75 = 329,271.35/x
  3. Step 3: Cross multiply
    583,921.85x = 805,810.75 × 329,271.35
  4. Step 4: Simplify right side
    583,921.85x = 265,330,388,644.78
  5. Step 5: Solve for x
    x = 265,330,388,644.78/583,921.85
  6. Step 6: Final answer
    x = 454,393.67

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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.