Home / 1,233,373.50-1,702,047.63-689,506.70

Finding the Fourth Proportional to 1,233,373.50, 1,702,047.63 and 689,506.70

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Solution

The fourth proportional to 1,233,373.50, 1,702,047.63 and 689,506.70 is: 951,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,373.50 : 1,702,047.63 = 689,506.70 : x
  2. Step 2: Convert to fraction form
    1,233,373.50/1,702,047.63 = 689,506.70/x
  3. Step 3: Cross multiply
    1,233,373.50x = 1,702,047.63 × 689,506.70
  4. Step 4: Simplify right side
    1,233,373.50x = 1,173,573,232,646.35
  5. Step 5: Solve for x
    x = 1,173,573,232,646.35/1,233,373.50
  6. Step 6: Final answer
    x = 951,514.88

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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.