Home / 776,563.90-1,071,655.99-437,032.15

Finding the Fourth Proportional to 776,563.90, 1,071,655.99 and 437,032.15

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Solution

The fourth proportional to 776,563.90, 1,071,655.99 and 437,032.15 is: 603,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,563.90 : 1,071,655.99 = 437,032.15 : x
  2. Step 2: Convert to fraction form
    776,563.90/1,071,655.99 = 437,032.15/x
  3. Step 3: Cross multiply
    776,563.90x = 1,071,655.99 × 437,032.15
  4. Step 4: Simplify right side
    776,563.90x = 468,348,121,370.08
  5. Step 5: Solve for x
    x = 468,348,121,370.08/776,563.90
  6. Step 6: Final answer
    x = 603,103.13

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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.