Home / 853,943.66-1,178,503.28-471,962.24

Finding the Fourth Proportional to 853,943.66, 1,178,503.28 and 471,962.24

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Solution

The fourth proportional to 853,943.66, 1,178,503.28 and 471,962.24 is: 651,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,943.66 : 1,178,503.28 = 471,962.24 : x
  2. Step 2: Convert to fraction form
    853,943.66/1,178,503.28 = 471,962.24/x
  3. Step 3: Cross multiply
    853,943.66x = 1,178,503.28 × 471,962.24
  4. Step 4: Simplify right side
    853,943.66x = 556,209,047,876.15
  5. Step 5: Solve for x
    x = 556,209,047,876.15/853,943.66
  6. Step 6: Final answer
    x = 651,341.62

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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.