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Finding the Fourth Proportional to 867,840.80, 1,301,957.49 and 468,473

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Solution

The fourth proportional to 867,840.80, 1,301,957.49 and 468,473 is: 702,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,840.80 : 1,301,957.49 = 468,473 : x
  2. Step 2: Convert to fraction form
    867,840.80/1,301,957.49 = 468,473/x
  3. Step 3: Cross multiply
    867,840.80x = 1,301,957.49 × 468,473
  4. Step 4: Simplify right side
    867,840.80x = 609,931,931,212.77
  5. Step 5: Solve for x
    x = 609,931,931,212.77/867,840.80
  6. Step 6: Final answer
    x = 702,815.46

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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.