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Finding the Fourth Proportional to 124,480,959.30, 174,528,434.70 and 124,480,959.30

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Solution

The fourth proportional to 124,480,959.30, 174,528,434.70 and 124,480,959.30 is: 174,528,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,480,959.30 : 174,528,434.70 = 124,480,959.30 : x
  2. Step 2: Convert to fraction form
    124,480,959.30/174,528,434.70 = 124,480,959.30/x
  3. Step 3: Cross multiply
    124,480,959.30x = 174,528,434.70 × 124,480,959.30
  4. Step 4: Simplify right side
    124,480,959.30x = 21,725,466,976,583,404
  5. Step 5: Solve for x
    x = 21,725,466,976,583,404/124,480,959.30
  6. Step 6: Final answer
    x = 174,528,434.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.