Home / 746,532.40-1,119,798.60-653,220.40

Finding the Fourth Proportional to 746,532.40, 1,119,798.60 and 653,220.40

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Solution

The fourth proportional to 746,532.40, 1,119,798.60 and 653,220.40 is: 979,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,532.40 : 1,119,798.60 = 653,220.40 : x
  2. Step 2: Convert to fraction form
    746,532.40/1,119,798.60 = 653,220.40/x
  3. Step 3: Cross multiply
    746,532.40x = 1,119,798.60 × 653,220.40
  4. Step 4: Simplify right side
    746,532.40x = 731,475,289,411.44
  5. Step 5: Solve for x
    x = 731,475,289,411.44/746,532.40
  6. Step 6: Final answer
    x = 979,830.60

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Double scale
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Similar ratio
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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.