Home / 781,367.10-1,170,082.35-623,903.10

Finding the Fourth Proportional to 781,367.10, 1,170,082.35 and 623,903.10

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Solution

The fourth proportional to 781,367.10, 1,170,082.35 and 623,903.10 is: 934,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,367.10 : 1,170,082.35 = 623,903.10 : x
  2. Step 2: Convert to fraction form
    781,367.10/1,170,082.35 = 623,903.10/x
  3. Step 3: Cross multiply
    781,367.10x = 1,170,082.35 × 623,903.10
  4. Step 4: Simplify right side
    781,367.10x = 730,018,005,420.29
  5. Step 5: Solve for x
    x = 730,018,005,420.29/781,367.10
  6. Step 6: Final answer
    x = 934,283.01

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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.