Home / 853,746.73-1,178,187.38-466,586.12

Finding the Fourth Proportional to 853,746.73, 1,178,187.38 and 466,586.12

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Solution

The fourth proportional to 853,746.73, 1,178,187.38 and 466,586.12 is: 643,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,746.73 : 1,178,187.38 = 466,586.12 : x
  2. Step 2: Convert to fraction form
    853,746.73/1,178,187.38 = 466,586.12/x
  3. Step 3: Cross multiply
    853,746.73x = 1,178,187.38 × 466,586.12
  4. Step 4: Simplify right side
    853,746.73x = 549,725,880,629.40
  5. Step 5: Solve for x
    x = 549,725,880,629.40/853,746.73
  6. Step 6: Final answer
    x = 643,898.08

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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.