Home / 724,921.84-1,000,045.02-510,181.12

Finding the Fourth Proportional to 724,921.84, 1,000,045.02 and 510,181.12

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Solution

The fourth proportional to 724,921.84, 1,000,045.02 and 510,181.12 is: 703,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,921.84 : 1,000,045.02 = 510,181.12 : x
  2. Step 2: Convert to fraction form
    724,921.84/1,000,045.02 = 510,181.12/x
  3. Step 3: Cross multiply
    724,921.84x = 1,000,045.02 × 510,181.12
  4. Step 4: Simplify right side
    724,921.84x = 510,204,088,354.02
  5. Step 5: Solve for x
    x = 510,204,088,354.02/724,921.84
  6. Step 6: Final answer
    x = 703,805.65

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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.