Home / 649,753.40-973,334.10-571,820.60

Finding the Fourth Proportional to 649,753.40, 973,334.10 and 571,820.60

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Solution

The fourth proportional to 649,753.40, 973,334.10 and 571,820.60 is: 856,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,753.40 : 973,334.10 = 571,820.60 : x
  2. Step 2: Convert to fraction form
    649,753.40/973,334.10 = 571,820.60/x
  3. Step 3: Cross multiply
    649,753.40x = 973,334.10 × 571,820.60
  4. Step 4: Simplify right side
    649,753.40x = 556,572,489,062.46
  5. Step 5: Solve for x
    x = 556,572,489,062.46/649,753.40
  6. Step 6: Final answer
    x = 856,590.34

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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.