Home / 757,586.08-1,045,433.28-435,068.80

Finding the Fourth Proportional to 757,586.08, 1,045,433.28 and 435,068.80

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Solution

The fourth proportional to 757,586.08, 1,045,433.28 and 435,068.80 is: 600,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,586.08 : 1,045,433.28 = 435,068.80 : x
  2. Step 2: Convert to fraction form
    757,586.08/1,045,433.28 = 435,068.80/x
  3. Step 3: Cross multiply
    757,586.08x = 1,045,433.28 × 435,068.80
  4. Step 4: Simplify right side
    757,586.08x = 454,835,402,609.66
  5. Step 5: Solve for x
    x = 454,835,402,609.66/757,586.08
  6. Step 6: Final answer
    x = 600,374.55

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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.