Home / 966,101.56-1,333,158.47-536,381.57

Finding the Fourth Proportional to 966,101.56, 1,333,158.47 and 536,381.57

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Solution

The fourth proportional to 966,101.56, 1,333,158.47 and 536,381.57 is: 740,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,101.56 : 1,333,158.47 = 536,381.57 : x
  2. Step 2: Convert to fraction form
    966,101.56/1,333,158.47 = 536,381.57/x
  3. Step 3: Cross multiply
    966,101.56x = 1,333,158.47 × 536,381.57
  4. Step 4: Simplify right side
    966,101.56x = 715,081,633,197.40
  5. Step 5: Solve for x
    x = 715,081,633,197.40/966,101.56
  6. Step 6: Final answer
    x = 740,172.32

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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.