Home / 759,641.40-1,048,188.69-437,289.21

Finding the Fourth Proportional to 759,641.40, 1,048,188.69 and 437,289.21

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Solution

The fourth proportional to 759,641.40, 1,048,188.69 and 437,289.21 is: 603,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,641.40 : 1,048,188.69 = 437,289.21 : x
  2. Step 2: Convert to fraction form
    759,641.40/1,048,188.69 = 437,289.21/x
  3. Step 3: Cross multiply
    759,641.40x = 1,048,188.69 × 437,289.21
  4. Step 4: Simplify right side
    759,641.40x = 458,361,608,111.74
  5. Step 5: Solve for x
    x = 458,361,608,111.74/759,641.40
  6. Step 6: Final answer
    x = 603,392.08

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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.