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Finding the Fourth Proportional to 358,482.72, 537,802.14 and 109,158.24

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Solution

The fourth proportional to 358,482.72, 537,802.14 and 109,158.24 is: 163,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,482.72 : 537,802.14 = 109,158.24 : x
  2. Step 2: Convert to fraction form
    358,482.72/537,802.14 = 109,158.24/x
  3. Step 3: Cross multiply
    358,482.72x = 537,802.14 × 109,158.24
  4. Step 4: Simplify right side
    358,482.72x = 58,705,535,070.63
  5. Step 5: Solve for x
    x = 58,705,535,070.63/358,482.72
  6. Step 6: Final answer
    x = 163,761.13

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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.