Home / 1,528,181.08-2,292,269.10-406,250.20

Finding the Fourth Proportional to 1,528,181.08, 2,292,269.10 and 406,250.20

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Solution

The fourth proportional to 1,528,181.08, 2,292,269.10 and 406,250.20 is: 609,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,181.08 : 2,292,269.10 = 406,250.20 : x
  2. Step 2: Convert to fraction form
    1,528,181.08/2,292,269.10 = 406,250.20/x
  3. Step 3: Cross multiply
    1,528,181.08x = 2,292,269.10 × 406,250.20
  4. Step 4: Simplify right side
    1,528,181.08x = 931,234,780,328.82
  5. Step 5: Solve for x
    x = 931,234,780,328.82/1,528,181.08
  6. Step 6: Final answer
    x = 609,374.63

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Double scale
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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.