Home / 746,383.60-1,030,011.15-424,200.70

Finding the Fourth Proportional to 746,383.60, 1,030,011.15 and 424,200.70

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Solution

The fourth proportional to 746,383.60, 1,030,011.15 and 424,200.70 is: 585,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,383.60 : 1,030,011.15 = 424,200.70 : x
  2. Step 2: Convert to fraction form
    746,383.60/1,030,011.15 = 424,200.70/x
  3. Step 3: Cross multiply
    746,383.60x = 1,030,011.15 × 424,200.70
  4. Step 4: Simplify right side
    746,383.60x = 436,931,450,837.81
  5. Step 5: Solve for x
    x = 436,931,450,837.81/746,383.60
  6. Step 6: Final answer
    x = 585,397.98

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Double scale
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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.