Home / 761,774.02-1,051,241.29-417,629.59

Finding the Fourth Proportional to 761,774.02, 1,051,241.29 and 417,629.59

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Solution

The fourth proportional to 761,774.02, 1,051,241.29 and 417,629.59 is: 576,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,774.02 : 1,051,241.29 = 417,629.59 : x
  2. Step 2: Convert to fraction form
    761,774.02/1,051,241.29 = 417,629.59/x
  3. Step 3: Cross multiply
    761,774.02x = 1,051,241.29 × 417,629.59
  4. Step 4: Simplify right side
    761,774.02x = 439,029,468,933.77
  5. Step 5: Solve for x
    x = 439,029,468,933.77/761,774.02
  6. Step 6: Final answer
    x = 576,325.07

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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.