Home / 1,015,473-1,401,368.10-556,583.88

Finding the Fourth Proportional to 1,015,473, 1,401,368.10 and 556,583.88

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Solution

The fourth proportional to 1,015,473, 1,401,368.10 and 556,583.88 is: 768,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,473 : 1,401,368.10 = 556,583.88 : x
  2. Step 2: Convert to fraction form
    1,015,473/1,401,368.10 = 556,583.88/x
  3. Step 3: Cross multiply
    1,015,473x = 1,401,368.10 × 556,583.88
  4. Step 4: Simplify right side
    1,015,473x = 779,978,894,406.23
  5. Step 5: Solve for x
    x = 779,978,894,406.23/1,015,473
  6. Step 6: Final answer
    x = 768,094.17

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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.