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Finding the Fourth Proportional to 651,696.40, 977,544.60 and 473,366.80

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Solution

The fourth proportional to 651,696.40, 977,544.60 and 473,366.80 is: 710,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,696.40 : 977,544.60 = 473,366.80 : x
  2. Step 2: Convert to fraction form
    651,696.40/977,544.60 = 473,366.80/x
  3. Step 3: Cross multiply
    651,696.40x = 977,544.60 × 473,366.80
  4. Step 4: Simplify right side
    651,696.40x = 462,737,159,159.28
  5. Step 5: Solve for x
    x = 462,737,159,159.28/651,696.40
  6. Step 6: Final answer
    x = 710,050.20

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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.