Home / 714,265.92-1,072,090.08-525,307.20

Finding the Fourth Proportional to 714,265.92, 1,072,090.08 and 525,307.20

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Solution

The fourth proportional to 714,265.92, 1,072,090.08 and 525,307.20 is: 788,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,265.92 : 1,072,090.08 = 525,307.20 : x
  2. Step 2: Convert to fraction form
    714,265.92/1,072,090.08 = 525,307.20/x
  3. Step 3: Cross multiply
    714,265.92x = 1,072,090.08 × 525,307.20
  4. Step 4: Simplify right side
    714,265.92x = 563,176,638,072.58
  5. Step 5: Solve for x
    x = 563,176,638,072.58/714,265.92
  6. Step 6: Final answer
    x = 788,469.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.