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Finding the Fourth Proportional to 713,364.02, 983,581.53 and 616,392.62

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Solution

The fourth proportional to 713,364.02, 983,581.53 and 616,392.62 is: 849,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,364.02 : 983,581.53 = 616,392.62 : x
  2. Step 2: Convert to fraction form
    713,364.02/983,581.53 = 616,392.62/x
  3. Step 3: Cross multiply
    713,364.02x = 983,581.53 × 616,392.62
  4. Step 4: Simplify right side
    713,364.02x = 606,272,396,407.79
  5. Step 5: Solve for x
    x = 606,272,396,407.79/713,364.02
  6. Step 6: Final answer
    x = 849,878.01

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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.