Home / 676,885.60-1,015,328.40-544,025.35

Finding the Fourth Proportional to 676,885.60, 1,015,328.40 and 544,025.35

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Solution

The fourth proportional to 676,885.60, 1,015,328.40 and 544,025.35 is: 816,038.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,885.60 : 1,015,328.40 = 544,025.35 : x
  2. Step 2: Convert to fraction form
    676,885.60/1,015,328.40 = 544,025.35/x
  3. Step 3: Cross multiply
    676,885.60x = 1,015,328.40 × 544,025.35
  4. Step 4: Simplify right side
    676,885.60x = 552,364,388,174.94
  5. Step 5: Solve for x
    x = 552,364,388,174.94/676,885.60
  6. Step 6: Final answer
    x = 816,038.03

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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.