Home / 830,518.70-1,163,513.50-830,518.70

Finding the Fourth Proportional to 830,518.70, 1,163,513.50 and 830,518.70

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Solution

The fourth proportional to 830,518.70, 1,163,513.50 and 830,518.70 is: 1,163,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,518.70 : 1,163,513.50 = 830,518.70 : x
  2. Step 2: Convert to fraction form
    830,518.70/1,163,513.50 = 830,518.70/x
  3. Step 3: Cross multiply
    830,518.70x = 1,163,513.50 × 830,518.70
  4. Step 4: Simplify right side
    830,518.70x = 966,319,719,452.45
  5. Step 5: Solve for x
    x = 966,319,719,452.45/830,518.70
  6. Step 6: Final answer
    x = 1,163,513.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.