Home / 716,349.02-1,073,168.94-423,354.58

Finding the Fourth Proportional to 716,349.02, 1,073,168.94 and 423,354.58

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Solution

The fourth proportional to 716,349.02, 1,073,168.94 and 423,354.58 is: 634,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,349.02 : 1,073,168.94 = 423,354.58 : x
  2. Step 2: Convert to fraction form
    716,349.02/1,073,168.94 = 423,354.58/x
  3. Step 3: Cross multiply
    716,349.02x = 1,073,168.94 × 423,354.58
  4. Step 4: Simplify right side
    716,349.02x = 454,330,985,862.75
  5. Step 5: Solve for x
    x = 454,330,985,862.75/716,349.02
  6. Step 6: Final answer
    x = 634,231.32

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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.