Home / 626,733.48-864,035.30-430,493.97

Finding the Fourth Proportional to 626,733.48, 864,035.30 and 430,493.97

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Solution

The fourth proportional to 626,733.48, 864,035.30 and 430,493.97 is: 593,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,733.48 : 864,035.30 = 430,493.97 : x
  2. Step 2: Convert to fraction form
    626,733.48/864,035.30 = 430,493.97/x
  3. Step 3: Cross multiply
    626,733.48x = 864,035.30 × 430,493.97
  4. Step 4: Simplify right side
    626,733.48x = 371,961,984,364.67
  5. Step 5: Solve for x
    x = 371,961,984,364.67/626,733.48
  6. Step 6: Final answer
    x = 593,493.08

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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.