Home / 864,157.16-1,296,298.01-331,678.19

Finding the Fourth Proportional to 864,157.16, 1,296,298.01 and 331,678.19

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Solution

The fourth proportional to 864,157.16, 1,296,298.01 and 331,678.19 is: 497,541.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,157.16 : 1,296,298.01 = 331,678.19 : x
  2. Step 2: Convert to fraction form
    864,157.16/1,296,298.01 = 331,678.19/x
  3. Step 3: Cross multiply
    864,157.16x = 1,296,298.01 × 331,678.19
  4. Step 4: Simplify right side
    864,157.16x = 429,953,773,531.34
  5. Step 5: Solve for x
    x = 429,953,773,531.34/864,157.16
  6. Step 6: Final answer
    x = 497,541.18

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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.