Home / 692,484.60-1,038,143.70-360,060.60

Finding the Fourth Proportional to 692,484.60, 1,038,143.70 and 360,060.60

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Solution

The fourth proportional to 692,484.60, 1,038,143.70 and 360,060.60 is: 539,787.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,484.60 : 1,038,143.70 = 360,060.60 : x
  2. Step 2: Convert to fraction form
    692,484.60/1,038,143.70 = 360,060.60/x
  3. Step 3: Cross multiply
    692,484.60x = 1,038,143.70 × 360,060.60
  4. Step 4: Simplify right side
    692,484.60x = 373,794,643,508.22
  5. Step 5: Solve for x
    x = 373,794,643,508.22/692,484.60
  6. Step 6: Final answer
    x = 539,787.66

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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.