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Finding the Fourth Proportional to 264,316.58, 364,590.98 and 156,810.50

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Solution

The fourth proportional to 264,316.58, 364,590.98 and 156,810.50 is: 216,300.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,316.58 : 364,590.98 = 156,810.50 : x
  2. Step 2: Convert to fraction form
    264,316.58/364,590.98 = 156,810.50/x
  3. Step 3: Cross multiply
    264,316.58x = 364,590.98 × 156,810.50
  4. Step 4: Simplify right side
    264,316.58x = 57,171,693,869.29
  5. Step 5: Solve for x
    x = 57,171,693,869.29/264,316.58
  6. Step 6: Final answer
    x = 216,300.07

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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.