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Finding the Fourth Proportional to 477,547.67, 659,008.76 and 262,674.92

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Solution

The fourth proportional to 477,547.67, 659,008.76 and 262,674.92 is: 362,487.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,547.67 : 659,008.76 = 262,674.92 : x
  2. Step 2: Convert to fraction form
    477,547.67/659,008.76 = 262,674.92/x
  3. Step 3: Cross multiply
    477,547.67x = 659,008.76 × 262,674.92
  4. Step 4: Simplify right side
    477,547.67x = 173,105,068,703.88
  5. Step 5: Solve for x
    x = 173,105,068,703.88/477,547.67
  6. Step 6: Final answer
    x = 362,487.52

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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.