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Finding the Fourth Proportional to 453,337.76, 625,492.94 and 291,998.67

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Solution

The fourth proportional to 453,337.76, 625,492.94 and 291,998.67 is: 402,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,337.76 : 625,492.94 = 291,998.67 : x
  2. Step 2: Convert to fraction form
    453,337.76/625,492.94 = 291,998.67/x
  3. Step 3: Cross multiply
    453,337.76x = 625,492.94 × 291,998.67
  4. Step 4: Simplify right side
    453,337.76x = 182,643,106,287.20
  5. Step 5: Solve for x
    x = 182,643,106,287.20/453,337.76
  6. Step 6: Final answer
    x = 402,885.27

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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.