Home / 783,576.40-1,175,364.60-736,337.20

Finding the Fourth Proportional to 783,576.40, 1,175,364.60 and 736,337.20

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Solution

The fourth proportional to 783,576.40, 1,175,364.60 and 736,337.20 is: 1,104,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,576.40 : 1,175,364.60 = 736,337.20 : x
  2. Step 2: Convert to fraction form
    783,576.40/1,175,364.60 = 736,337.20/x
  3. Step 3: Cross multiply
    783,576.40x = 1,175,364.60 × 736,337.20
  4. Step 4: Simplify right side
    783,576.40x = 865,464,678,543.12
  5. Step 5: Solve for x
    x = 865,464,678,543.12/783,576.40
  6. Step 6: Final answer
    x = 1,104,505.80

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1.5x scale

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.