Home / 942,823.49-1,301,071.48-513,094.39

Finding the Fourth Proportional to 942,823.49, 1,301,071.48 and 513,094.39

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Solution

The fourth proportional to 942,823.49, 1,301,071.48 and 513,094.39 is: 708,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,823.49 : 1,301,071.48 = 513,094.39 : x
  2. Step 2: Convert to fraction form
    942,823.49/1,301,071.48 = 513,094.39/x
  3. Step 3: Cross multiply
    942,823.49x = 1,301,071.48 × 513,094.39
  4. Step 4: Simplify right side
    942,823.49x = 667,572,472,841.58
  5. Step 5: Solve for x
    x = 667,572,472,841.58/942,823.49
  6. Step 6: Final answer
    x = 708,056.69

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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.