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Finding the Fourth Proportional to 540,341.58, 745,742.66 and 522,597.49

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Solution

The fourth proportional to 540,341.58, 745,742.66 and 522,597.49 is: 721,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,341.58 : 745,742.66 = 522,597.49 : x
  2. Step 2: Convert to fraction form
    540,341.58/745,742.66 = 522,597.49/x
  3. Step 3: Cross multiply
    540,341.58x = 745,742.66 × 522,597.49
  4. Step 4: Simplify right side
    540,341.58x = 389,723,242,301.92
  5. Step 5: Solve for x
    x = 389,723,242,301.92/540,341.58
  6. Step 6: Final answer
    x = 721,253.48

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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.