Home / 977,047.46-1,348,325.22-535,519.50

Finding the Fourth Proportional to 977,047.46, 1,348,325.22 and 535,519.50

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Solution

The fourth proportional to 977,047.46, 1,348,325.22 and 535,519.50 is: 739,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,047.46 : 1,348,325.22 = 535,519.50 : x
  2. Step 2: Convert to fraction form
    977,047.46/1,348,325.22 = 535,519.50/x
  3. Step 3: Cross multiply
    977,047.46x = 1,348,325.22 × 535,519.50
  4. Step 4: Simplify right side
    977,047.46x = 722,054,447,651.79
  5. Step 5: Solve for x
    x = 722,054,447,651.79/977,047.46
  6. Step 6: Final answer
    x = 739,016.76

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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.