Home / 977,450.22-1,348,859.39-569,526.66

Finding the Fourth Proportional to 977,450.22, 1,348,859.39 and 569,526.66

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Solution

The fourth proportional to 977,450.22, 1,348,859.39 and 569,526.66 is: 785,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,450.22 : 1,348,859.39 = 569,526.66 : x
  2. Step 2: Convert to fraction form
    977,450.22/1,348,859.39 = 569,526.66/x
  3. Step 3: Cross multiply
    977,450.22x = 1,348,859.39 × 569,526.66
  4. Step 4: Simplify right side
    977,450.22x = 768,211,380,348.70
  5. Step 5: Solve for x
    x = 768,211,380,348.70/977,450.22
  6. Step 6: Final answer
    x = 785,934.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.