Home / 985,537.60-1,477,285.80-535,307.20

Finding the Fourth Proportional to 985,537.60, 1,477,285.80 and 535,307.20

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Solution

The fourth proportional to 985,537.60, 1,477,285.80 and 535,307.20 is: 802,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,537.60 : 1,477,285.80 = 535,307.20 : x
  2. Step 2: Convert to fraction form
    985,537.60/1,477,285.80 = 535,307.20/x
  3. Step 3: Cross multiply
    985,537.60x = 1,477,285.80 × 535,307.20
  4. Step 4: Simplify right side
    985,537.60x = 790,801,725,197.76
  5. Step 5: Solve for x
    x = 790,801,725,197.76/985,537.60
  6. Step 6: Final answer
    x = 802,406.45

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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.