Home / 807,856.04-1,114,841.40-468,521.12

Finding the Fourth Proportional to 807,856.04, 1,114,841.40 and 468,521.12

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Solution

The fourth proportional to 807,856.04, 1,114,841.40 and 468,521.12 is: 646,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,856.04 : 1,114,841.40 = 468,521.12 : x
  2. Step 2: Convert to fraction form
    807,856.04/1,114,841.40 = 468,521.12/x
  3. Step 3: Cross multiply
    807,856.04x = 1,114,841.40 × 468,521.12
  4. Step 4: Simplify right side
    807,856.04x = 522,326,741,350.37
  5. Step 5: Solve for x
    x = 522,326,741,350.37/807,856.04
  6. Step 6: Final answer
    x = 646,559.18

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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.