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Finding the Fourth Proportional to 585,048.90, 877,573.35 and 495,368.23

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Solution

The fourth proportional to 585,048.90, 877,573.35 and 495,368.23 is: 743,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,048.90 : 877,573.35 = 495,368.23 : x
  2. Step 2: Convert to fraction form
    585,048.90/877,573.35 = 495,368.23/x
  3. Step 3: Cross multiply
    585,048.90x = 877,573.35 × 495,368.23
  4. Step 4: Simplify right side
    585,048.90x = 434,721,957,084.67
  5. Step 5: Solve for x
    x = 434,721,957,084.67/585,048.90
  6. Step 6: Final answer
    x = 743,052.35

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Double scale
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Similar ratio
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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.