Home / 696,081.60-1,044,122.40-686,750.40

Finding the Fourth Proportional to 696,081.60, 1,044,122.40 and 686,750.40

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Solution

The fourth proportional to 696,081.60, 1,044,122.40 and 686,750.40 is: 1,030,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,081.60 : 1,044,122.40 = 686,750.40 : x
  2. Step 2: Convert to fraction form
    696,081.60/1,044,122.40 = 686,750.40/x
  3. Step 3: Cross multiply
    696,081.60x = 1,044,122.40 × 686,750.40
  4. Step 4: Simplify right side
    696,081.60x = 717,051,475,848.96
  5. Step 5: Solve for x
    x = 717,051,475,848.96/696,081.60
  6. Step 6: Final answer
    x = 1,030,125.60

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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.