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Finding the Fourth Proportional to 292,303.27, 403,368.42 and 163,248.40

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Solution

The fourth proportional to 292,303.27, 403,368.42 and 163,248.40 is: 225,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,303.27 : 403,368.42 = 163,248.40 : x
  2. Step 2: Convert to fraction form
    292,303.27/403,368.42 = 163,248.40/x
  3. Step 3: Cross multiply
    292,303.27x = 403,368.42 × 163,248.40
  4. Step 4: Simplify right side
    292,303.27x = 65,849,249,175.53
  5. Step 5: Solve for x
    x = 65,849,249,175.53/292,303.27
  6. Step 6: Final answer
    x = 225,277.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.