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Finding the Fourth Proportional to 973,714.60, 1,460,571.90 and 553,810.60

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Solution

The fourth proportional to 973,714.60, 1,460,571.90 and 553,810.60 is: 830,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,714.60 : 1,460,571.90 = 553,810.60 : x
  2. Step 2: Convert to fraction form
    973,714.60/1,460,571.90 = 553,810.60/x
  3. Step 3: Cross multiply
    973,714.60x = 1,460,571.90 × 553,810.60
  4. Step 4: Simplify right side
    973,714.60x = 808,880,200,282.14
  5. Step 5: Solve for x
    x = 808,880,200,282.14/973,714.60
  6. Step 6: Final answer
    x = 830,715.90

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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.