Home / 976,715.90-1,347,803.79-546,897.50

Finding the Fourth Proportional to 976,715.90, 1,347,803.79 and 546,897.50

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Solution

The fourth proportional to 976,715.90, 1,347,803.79 and 546,897.50 is: 754,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,715.90 : 1,347,803.79 = 546,897.50 : x
  2. Step 2: Convert to fraction form
    976,715.90/1,347,803.79 = 546,897.50/x
  3. Step 3: Cross multiply
    976,715.90x = 1,347,803.79 × 546,897.50
  4. Step 4: Simplify right side
    976,715.90x = 737,110,523,241.53
  5. Step 5: Solve for x
    x = 737,110,523,241.53/976,715.90
  6. Step 6: Final answer
    x = 754,682.63

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Double scale
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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.