Home / 743,070.56-1,025,751.20-501,680.16

Finding the Fourth Proportional to 743,070.56, 1,025,751.20 and 501,680.16

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Solution

The fourth proportional to 743,070.56, 1,025,751.20 and 501,680.16 is: 692,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,070.56 : 1,025,751.20 = 501,680.16 : x
  2. Step 2: Convert to fraction form
    743,070.56/1,025,751.20 = 501,680.16/x
  3. Step 3: Cross multiply
    743,070.56x = 1,025,751.20 × 501,680.16
  4. Step 4: Simplify right side
    743,070.56x = 514,599,026,136.19
  5. Step 5: Solve for x
    x = 514,599,026,136.19/743,070.56
  6. Step 6: Final answer
    x = 692,530.50

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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.