Home / 910,256.10-1,365,384.15-573,676.80

Finding the Fourth Proportional to 910,256.10, 1,365,384.15 and 573,676.80

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Solution

The fourth proportional to 910,256.10, 1,365,384.15 and 573,676.80 is: 860,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,256.10 : 1,365,384.15 = 573,676.80 : x
  2. Step 2: Convert to fraction form
    910,256.10/1,365,384.15 = 573,676.80/x
  3. Step 3: Cross multiply
    910,256.10x = 1,365,384.15 × 573,676.80
  4. Step 4: Simplify right side
    910,256.10x = 783,289,209,942.72
  5. Step 5: Solve for x
    x = 783,289,209,942.72/910,256.10
  6. Step 6: Final answer
    x = 860,515.20

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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.