Home / 971,769.60-1,341,032.94-536,190.93

Finding the Fourth Proportional to 971,769.60, 1,341,032.94 and 536,190.93

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Solution

The fourth proportional to 971,769.60, 1,341,032.94 and 536,190.93 is: 739,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,769.60 : 1,341,032.94 = 536,190.93 : x
  2. Step 2: Convert to fraction form
    971,769.60/1,341,032.94 = 536,190.93/x
  3. Step 3: Cross multiply
    971,769.60x = 1,341,032.94 × 536,190.93
  4. Step 4: Simplify right side
    971,769.60x = 719,049,699,259.23
  5. Step 5: Solve for x
    x = 719,049,699,259.23/971,769.60
  6. Step 6: Final answer
    x = 739,938.46

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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.