Home / 707,500.98-976,302.01-401,583.62

Finding the Fourth Proportional to 707,500.98, 976,302.01 and 401,583.62

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Solution

The fourth proportional to 707,500.98, 976,302.01 and 401,583.62 is: 554,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,500.98 : 976,302.01 = 401,583.62 : x
  2. Step 2: Convert to fraction form
    707,500.98/976,302.01 = 401,583.62/x
  3. Step 3: Cross multiply
    707,500.98x = 976,302.01 × 401,583.62
  4. Step 4: Simplify right side
    707,500.98x = 392,066,895,389.08
  5. Step 5: Solve for x
    x = 392,066,895,389.08/707,500.98
  6. Step 6: Final answer
    x = 554,157.39

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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.