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Finding the Fourth Proportional to 346,205.69, 519,334.80 and 93,482.50

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Solution

The fourth proportional to 346,205.69, 519,334.80 and 93,482.50 is: 140,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,205.69 : 519,334.80 = 93,482.50 : x
  2. Step 2: Convert to fraction form
    346,205.69/519,334.80 = 93,482.50/x
  3. Step 3: Cross multiply
    346,205.69x = 519,334.80 × 93,482.50
  4. Step 4: Simplify right side
    346,205.69x = 48,548,712,376.91
  5. Step 5: Solve for x
    x = 48,548,712,376.91/346,205.69
  6. Step 6: Final answer
    x = 140,230.84

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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.