Home / 897,461.80-1,346,192.70-328,841.80

Finding the Fourth Proportional to 897,461.80, 1,346,192.70 and 328,841.80

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Solution

The fourth proportional to 897,461.80, 1,346,192.70 and 328,841.80 is: 493,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,461.80 : 1,346,192.70 = 328,841.80 : x
  2. Step 2: Convert to fraction form
    897,461.80/1,346,192.70 = 328,841.80/x
  3. Step 3: Cross multiply
    897,461.80x = 1,346,192.70 × 328,841.80
  4. Step 4: Simplify right side
    897,461.80x = 442,684,430,614.86
  5. Step 5: Solve for x
    x = 442,684,430,614.86/897,461.80
  6. Step 6: Final answer
    x = 493,262.70

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Double scale
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Similar ratio
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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.