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Finding the Fourth Proportional to 546,035.84, 753,913.68 and 383,038.88

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Solution

The fourth proportional to 546,035.84, 753,913.68 and 383,038.88 is: 528,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,035.84 : 753,913.68 = 383,038.88 : x
  2. Step 2: Convert to fraction form
    546,035.84/753,913.68 = 383,038.88/x
  3. Step 3: Cross multiply
    546,035.84x = 753,913.68 × 383,038.88
  4. Step 4: Simplify right side
    546,035.84x = 288,778,251,603.88
  5. Step 5: Solve for x
    x = 288,778,251,603.88/546,035.84
  6. Step 6: Final answer
    x = 528,863.18

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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.