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Finding the Fourth Proportional to 549,337.25, 824,011.01 and 194,411.45

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Solution

The fourth proportional to 549,337.25, 824,011.01 and 194,411.45 is: 291,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,337.25 : 824,011.01 = 194,411.45 : x
  2. Step 2: Convert to fraction form
    549,337.25/824,011.01 = 194,411.45/x
  3. Step 3: Cross multiply
    549,337.25x = 824,011.01 × 194,411.45
  4. Step 4: Simplify right side
    549,337.25x = 160,197,174,298.01
  5. Step 5: Solve for x
    x = 160,197,174,298.01/549,337.25
  6. Step 6: Final answer
    x = 291,618.99

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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.