Home / 971,523.60-1,457,285.40-707,139.60

Finding the Fourth Proportional to 971,523.60, 1,457,285.40 and 707,139.60

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Solution

The fourth proportional to 971,523.60, 1,457,285.40 and 707,139.60 is: 1,060,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,523.60 : 1,457,285.40 = 707,139.60 : x
  2. Step 2: Convert to fraction form
    971,523.60/1,457,285.40 = 707,139.60/x
  3. Step 3: Cross multiply
    971,523.60x = 1,457,285.40 × 707,139.60
  4. Step 4: Simplify right side
    971,523.60x = 1,030,504,214,841.84
  5. Step 5: Solve for x
    x = 1,030,504,214,841.84/971,523.60
  6. Step 6: Final answer
    x = 1,060,709.40

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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.