Home / 702,068.40-1,053,102.60-525,812.40

Finding the Fourth Proportional to 702,068.40, 1,053,102.60 and 525,812.40

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Solution

The fourth proportional to 702,068.40, 1,053,102.60 and 525,812.40 is: 788,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,068.40 : 1,053,102.60 = 525,812.40 : x
  2. Step 2: Convert to fraction form
    702,068.40/1,053,102.60 = 525,812.40/x
  3. Step 3: Cross multiply
    702,068.40x = 1,053,102.60 × 525,812.40
  4. Step 4: Simplify right side
    702,068.40x = 553,734,405,552.24
  5. Step 5: Solve for x
    x = 553,734,405,552.24/702,068.40
  6. Step 6: Final answer
    x = 788,718.60

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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.