Home / 651,485.19-977,358.15-225,036.57

Finding the Fourth Proportional to 651,485.19, 977,358.15 and 225,036.57

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Solution

The fourth proportional to 651,485.19, 977,358.15 and 225,036.57 is: 337,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,485.19 : 977,358.15 = 225,036.57 : x
  2. Step 2: Convert to fraction form
    651,485.19/977,358.15 = 225,036.57/x
  3. Step 3: Cross multiply
    651,485.19x = 977,358.15 × 225,036.57
  4. Step 4: Simplify right side
    651,485.19x = 219,941,325,737.55
  5. Step 5: Solve for x
    x = 219,941,325,737.55/651,485.19
  6. Step 6: Final answer
    x = 337,599.89

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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.