Home / 746,557.86-1,030,205.43-424,223.22

Finding the Fourth Proportional to 746,557.86, 1,030,205.43 and 424,223.22

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Solution

The fourth proportional to 746,557.86, 1,030,205.43 and 424,223.22 is: 585,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,557.86 : 1,030,205.43 = 424,223.22 : x
  2. Step 2: Convert to fraction form
    746,557.86/1,030,205.43 = 424,223.22/x
  3. Step 3: Cross multiply
    746,557.86x = 1,030,205.43 × 424,223.22
  4. Step 4: Simplify right side
    746,557.86x = 437,037,064,776.09
  5. Step 5: Solve for x
    x = 437,037,064,776.09/746,557.86
  6. Step 6: Final answer
    x = 585,402.80

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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.