Home / 743,071.56-1,025,752.58-501,681.16

Finding the Fourth Proportional to 743,071.56, 1,025,752.58 and 501,681.16

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Solution

The fourth proportional to 743,071.56, 1,025,752.58 and 501,681.16 is: 692,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,071.56 : 1,025,752.58 = 501,681.16 : x
  2. Step 2: Convert to fraction form
    743,071.56/1,025,752.58 = 501,681.16/x
  3. Step 3: Cross multiply
    743,071.56x = 1,025,752.58 × 501,681.16
  4. Step 4: Simplify right side
    743,071.56x = 514,600,744,207.39
  5. Step 5: Solve for x
    x = 514,600,744,207.39/743,071.56
  6. Step 6: Final answer
    x = 692,531.88

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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.