Home / 757,603.48-1,045,551.90-435,426.04

Finding the Fourth Proportional to 757,603.48, 1,045,551.90 and 435,426.04

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Solution

The fourth proportional to 757,603.48, 1,045,551.90 and 435,426.04 is: 600,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,603.48 : 1,045,551.90 = 435,426.04 : x
  2. Step 2: Convert to fraction form
    757,603.48/1,045,551.90 = 435,426.04/x
  3. Step 3: Cross multiply
    757,603.48x = 1,045,551.90 × 435,426.04
  4. Step 4: Simplify right side
    757,603.48x = 455,260,523,431.48
  5. Step 5: Solve for x
    x = 455,260,523,431.48/757,603.48
  6. Step 6: Final answer
    x = 600,921.90

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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.